My World of Vocabulary 2022 P5

SAINT GABRIEL’S COLLEGE

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http://www.sg.ac.th

MY WORLD OF

VOCABULARY

SAINT GABRIEL’S COLLEGE

VOCABULARY FOR PRIMARY 5

REVISED EDITION 2022

SAINT GABRIEL’S COLLEGE

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PREFACE

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1da aunnasteddioldyOlSeiccnaeocTrctnmuohhipnenimsadgatuaviboornooyfnicvcf,6aieavSbmtseoiutocebulnainadartsteylioionScbntatssuoetu.tddoabiTkisjeneuhsic,sbgitsRjospebaenucollatbsiosgmlakiiwsnoehilidnnytehtaedMrnfeoffdxdiaocatCurihmceuetenhplmstceluyeaErest.enixcoagcsnnll,iudhsSshoEcivwivneegontlcuociaessabeh,dTufialonepacrrtthPyetnhrawioecmlmhooairgndriyyngs
aevvg xnooedpnccaeautbcbhintuueeIelrldtaaelyrfrtiyooyslrrebewewaosmrooipntrkaohedyndmdigisnaartvsoyeroeatEbllhtaveneteengebxeldraiefpsiscttehiorcctehitlatsaeehtatieaoitroennlmaniaenclaehgtrldheenniraaeuesrtremn’adsitnnhsoddgeafanasicidtnlnuoydpsdntrluerteinuetffmeetncs.rttoiesiosnnTtnciahn.aedeswvtEohcaafvoinystenthartteyEgehnlenaes.ttgaisnrlitnigaserliheesr
tstehuaoccscheeeswrsFsohionfofathlitlnhiyse,obFnIooeowrkewo.iguaynldLolraiknaegnuotaotgheeasrckDhnaeovpwearlbtemdeegenentp,thathertevoAaflcutahadebelmeprieecfpAfaorfraftatsiiorosn,f aatnnhdde
God bless you constantly.

(Bro. MonthoMlDaPrirrcaehtcht2ou0rm22arach, Ph.D.)

ACKNOWLEDGEMENTS

HONORARY ADVISOR : EDITORIAL TEAM :
Bro. Dr. Monthol Prathumarach MMre.mYbuettrhsaocfhtahieIFttoivreoirganchLeat,nMgu.aMge. Department
COMMITTEE : DESIGN & LAYOUT :
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PRODUCED BY :
Saint Gabriel’s College
BANGKOK, THAILAND Copyright @ 2018

SAINT GABRIEL’S COLLEGE

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SAINT GABRIEL’S COLLEGE, THAILAND 2

CONTENTS 1
4
Preface 6
Coat of Arms 24
Foreign Languages (English) 34
Mathematics 44
Science and Technology 60
Social Studies 61
Occupation 63
- Computer
- Technology

3 SAINT GABRIEL’S COLLEGE, THAILAND

COAT OF ARMS

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BROTHERS OF ST. GABRIEL

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“caloLlnAdqiBuffeOicrsuRlatOlileMsthtNihnrIgoAsu.g”VhIwNoCrIkTin”gishtahred,m” ootrt,oaosfthoeurLsacthinooplr.o“vWerebcsaanyos v: e“rLcaobmoer

“Life - Boat” Symbolized By “The Ship in The Sea”

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“DS” (read “D and S”) Cross In The Middle With The Cross
he said: “Ja“TenDshdue”msreosinraisdcDr.niiTovfihiconeetihdtCyehrrroielssopslvriieefssegethfnroeetrsast“yoeRmurretbhlloiaoglnviooesfnaa“”cnl.rodiWfvihecee”inaarglelndondeue“eersmdlaicrefeerdilffioigocuireoro”nstjhiiunnessrltsiaaf.e”ss
t“oSr”eaosron“S. cEivenercyeo”nmeesahnosu“ldKanlowwalyesdgaeim,” wathgicahiniisngthemrooroetkonfomwalned’sgea.biTlihtye

SAINT GABRIEL’S COLLEGE, THAILAND 4

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A.M. and The White Lilies
WMrlnwaienakimodemtehrisomeenohuodouiorvnfruu“edlhsAJr“m“sd,eeM,tAl“seahlmwouAraOa.tvsahMtn.Ta’eMewiMnnHrMo.ede.g”au”EvotssreeRihoitlsishrrioun”teCawueals,rl.tbOrlos.eiAdaobutTLualrnrblahrteLdyoeiebvioEw,s.btcinhaGrlnm“eeteaDeEabvesbdn,iiaeem”ranatfaathwruserunodcptdhtmMihhliffsacuaraicoohatlnsetmscwsLhwaneyeeano“remrtedAwis,snb”hwahV-oosowiiElwutauinhozllhpMderdaLiadstllArle,laootthot“RlvoviiaAueflneIitrAoeLoootaus”uMuhunrarror(dorAiuooienwngwwisMsLnhnyntntaidfmsAtpatiuM,imcbaTntwriaoo)Eoieo,tlltnnisRihrtenhtdte,issgoe”ssr..

The Star and The Man In a Boat

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“The Shield” That Frames The “Four Symbols”

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5 SAINT GABRIEL’S COLLEGE, THAILAND

FOREIGN LANGUAGE

MY WORLD OF VOCABULARY

PRIMARY 5

VOCABULARY

ENGLISH

UNIT 1 : IN STYLE

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 scarf (n.) ผา้ พนั คอ She tucked her woolly scarf
around her neck.

2 swap (v.) แลกเปลยี่ น If you swap something with
someone, you give it to them
and receive a different thing in
exchange.

3 tight (adj.) แนน่ , คบั She twisted her handkerchief
into a tight knot.

4 cozy (adj.) สบาย A cozy cabin tucked away in
the trees.

6 geography (n.) ภมู ิศาสตร์ Geography is the study of the
diverse environments, places,
and spaces of Earth's surface
and their interactions.

7 blog (n.) บลอ็ ก (หนา้ A blog is a website where their
บทความออนไลน)์ someone regularly records
thoughts or experiences.

8 confuse (v.) ท�ำใหส้ บั สน The points made by the authors
confuse rather than clarify the
issue.

7 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

9 mistake (n.) ความผดิ When you make a mistake,
you've done something
incorrectly.

They drew a comparison
10 comparison (n.) การเปรยี บเทียบ between Gandhi's teaching and

that of other teachers.

11 similar (adj.) เหมอื น A soft cheese similar to Brie.

12 stuck (adj.) ตดิ If your foot gets stuck in the
mud, it means you can't get
your foot out of it.

13 collar (n.) ปก, ปกเสอ้ื In clothing, a collar is the part
of a shirt, dress, coat or blouse
that fastens around or frames
the neck.

14 sleeve (n.) แขนเสอื้ A shirt with the sleeves rolled up.

15 label (n.) ติดฉลาก Put such an identifier on the jar,
and you label it

16 chain (n.) โซ่ He slid the bolts on the front
door and put the safety chain
across.

17 servant (n.) คนรับใช้ His mother used to work as a
servant in many houses and had
led their family.

The president is so powerful
18 powerful (adj.) แขง็ แรง, มีพลัง that he is able to dictate to the

government.

SAINT GABRIEL’S COLLEGE, THAILAND 8

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

19 immediately ทนั ทีทนั ใด iImf smoemdeiathteinlyg, hitahpappepnesns without
(adv.) any delay.

20 annoy (v.) ทำ� ใหร้ �ำคาญ pItursehalilny faronnntooyfsmmeeliwkehetnhapte. ople

21 wardrobe (n.) ตู้เสื้อผา้ Sfithtiengw.ent to wardrobe for her

22 cloak (n.) เส้อื คลุม hTehreschlooualkdehrasn,gkseelopoinsgelhyefrrowmarm
even when the fire died down.

23 throne (n.) บลั ลังก์ tQhueetehnroEnleizainbe1t9h52II.ascended

24 strange (adj.) แปลก, ประหลาด siSmhuopdnrdeeesnswliyvitehhibasecsaoturuatynn.tgeenaanncde

Wearing woolen socks and with
25 woolen (adj.) ทำ� จากขนสตั ว์ aclicmabpssotiulltoonf hbiesdh.ead, Oscar

25 rainforest (n.) ป่าฝน, ป่าดงดิบ We were deep in a tropical
rainforest.

UNIT 2 : FUTURE TECHNOLOGY

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 useful (adj.) มปี ระโยชน์ Maybe she's decided to make
herself useful again.

2 repair (n.) การซอ่ มแซม The second repair pathway is a
lot more interesting.

9 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

3 able (adj.) สามารถ Jurgen may be right, but we
might not be able to prove it.

4 install (v.) ตดิ ตัง้ Uinnsttailltlehdo,seallntehwe csyassthemwisll abree
stored upstairs.

6 condition (n.) สภาพ How do you expect ctoonsdtaitiyon?
there alone in your

7 competition (n.) การแขง่ ขัน cHoemwpoentitaionnaintioCnhailnma!ath

Gmail has new ways to organize
8 organize (v.) จัดตัง้ , จดั ระเบยี บ ayonudrtiankbeoxa,cvtiieown ounpceommainilgs.events

9 announce (v.) ประกาศ, แจง้ I'm pleased to announce the
formation of a new division.

10 invent (v.) ประดษิ ฐ,์ สร้าง Spent decades trying to invent
the perfect nutritional ration.

11 jealous (adj.) อจิ ฉา, รษิ ยา Msoamybeewhyaoturjegaulotsushabveecabuesceomshee
can do what you can do.

12 wireframe (n.) โครงรา่ ง owArirvienisffruoaarmml gea,utiicodrneeaactroicvuhelidtcebocemtuapreo.sition,

13 symbol (n.) สญั ลกั ษณ,์ You turn the different sides to
เครื่องหมาย tthraendsliaffteiorennot nsythmebootlhsetrosgideet.the

13 huge (adj.) ใหญ่โต yAachhutg.e wave capsized the

SAINT GABRIEL’S COLLEGE, THAILAND 10

MY WORLD OF VOCABULARY

PRIMARY 5

UNIT 3 : JIM - NASTICS Sentence

No. PVaortcsaobfuslapreye&ch Thai Definition Chapters 1 - 2 describe a time
of great political trouble.
1 describe (v.) บรรยาย In high school I won three
successive titles in the yearly
2 athletic (adj.) ดา้ นกีฬา national athletic contests.
I want to go for a walk in the
3 countryside (n.) ชนบท countryside.
Have you noticed anything
4 unusual (adj.) แปลก, ผดิ ปกติ unusual about his behavior?
This organizational arrangement
6 arrange (v.) จดั เตรยี ม, calls for each of us to be
จัดระเบยี บ obedient and submissive.
I was at a breakfast for an
7 charity (n.) การกศุ ล environmental charity we sponsor.
Good versus evil, love versus
8 versus (v.) สู้ hate.
This book is attractively
9 event (n.) เหตกุ ารณ์ illustrated and covers Biblical
events in chronological order.
10 commentary (n.) ข้อคดิ เหน็ , A commentary on their attitude
คำ� อธิบาย observes: “A man who
overloads a horse is nowadays
11 chariot (n.) รถม้า chargeable before the law.
If we don't find a way to deal
with the chariots, we will be
vanquished anyway.

11 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

12 receive (v.) รับ, ไดร้ ับ A special treat that we always
ผฝู้ ึกสอน enjoy is receiving news from our
13 instructor (n.) son serving in Africa.
He wanted all his followers,
“every public instructor,” to feel
that way.

14 stadium (n.) สนามกีฬา I want to know everything we're
doing to identify this person in
the stadium.

15 crowded (adj.) แนน่ , คบั คัง่ On a crowded elevator, do you
stand at the back or the front?

16 statue (n.) รปู ปั้น, In 1874, Bellver completed a
ประติมากรรม statue portraying this dramatic
fall.
17 spectacular (adj.) น่าประทับใจ What a spectacular sight when
it erupts at night!

18 relationship (n.) ความสมั พนั ธ์ Do you understand the
relationship of those places?

19 injure (v.) ท�ำให้บาดเจบ็ He was seriously injured in a
20 handstand (n.) การทำ� หกสูง car crash during the pursuit.
21 forearm (n.) แขนทอ่ นล่าง One youth, for example, died from
injuries suffered in attempting a
handstand on the hood of a
speeding pickup truck.
I need you to step on my forearm.

SAINT GABRIEL’S COLLEGE, THAILAND 12

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

22 triceps (n.) กลา้ มเนื้อ Instead, your triceps, the muscle
ไตรเซป็ ส์ that is the partner of your biceps,
contracts, enabling you to
straighten out your arm quickly.

23 stretch (v.) ยดื กาง There is no one left to stretch
out my tent or raise up my tent
cloths.

24 afterward (adv.) ตอนหลงั , If you didn’t admit your mistake,
หลงั จากน้ัน how did you feel afterward?

24 straight (adj.) ตรง Straight trees have crooked roots.

UNIT 4 : BE CAREFUL!

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 emergency (adj.) ฉกุ เฉิน I'm here to be removed as his
emergency contact.

2 appointment (n.) การนดั หมาย I called the guy, made two
appointments, he never showed.

3 painful (adj.) เจ็บปวด Sometimes choosing life is just
choosing a more painful form of
death.

4 ankle (n.) ข้อเทา้ I feel like I'm playing with
somebody wearing ankle
weights and flippers.

6 patient (n.) ผู้ปว่ ย Think they were just happy to
have one less patient to care for.

13 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

7 awful (adj.) แย่ It's just this awful reminder that
all of my friends look at my
8 towards (prep.) ม่งุ ไปทาง differently now.
9 chemistry (n.) เคมี, วิชาเคมี I want you to turn and head
10 throat (n.) ลำ� คอ directly towards the planet.
We learned about this stuff in
11 lake (n.) ทะเลสาบ chemistry class.
They utter no sound with their
12 prescription (n.) ใบส่ังยา throat.
You said when it was all over,
13 pill (n.) ยา you would build me a house on
a lake.
14 operation (n.) การผา่ ตัด He didn't turn violent until you
gave him his prescription?
15 flu (n.) ไข้หวดั ใหญ่ My mom still needs pills to get
to sleep.
16 fever (n.) ไข้ When we performed your
17 robbery (n.) การปล้น operation we found something
very unique.
Such habits are good all the
time but especially so during the
flu season.
The alcohol treatment took away
the heart and fever problems.
Watch and wallet were missing,
so everybody's thinking robbery.

SAINT GABRIEL’S COLLEGE, THAILAND 14

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

18 pile (n.) กอง, กลมุ่ , tSoosyhoourt'rethiosffepriliengofubsloacckhsa?nce
ทบั ถม

19 criminal (adj.) ทางอาชญากรรม Smtraoeinnloinwogkit.hinetoxtecnrismivineacloremcpourdtesrof

20 terrify (v.) ทำ� ให้ต่นื กลวั hTeh'esya'llmbearstehrmrifaielldowtil.l they realize

21 nervous (adj.) ตนื่ ตระหนก, Yaboouugt.ot nothing to be nervous
ประหม่า

22 furious (adj.) โกรธจัด Estvilel nfutrhioouusg.h he apologized, I'm

23 whisper (v.) กระซิบ Tttahhekeeyymwwaehnibtseapdcekrtoetdomitnahremriyrycmeaeasrtalehnsod.w

23 difference (n.) ความแตกต่าง Odifnfeerfeanlscee.step will make a great

UNIT 5 : FUN FOODS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 cabbage (n.) กระหล่�ำปลี slIoawtluaosdu,lldeaalnivkdeesommouvijesahrtrreoicaoe.m, scaabnbdage
2 prefer (v.) ชอบ wgI ophoreedrfeesrietanbseseltootnorygsstth.aayt ohnasthtehepage
3 roast (v.) อบ cDpaoodrnka',tvnweorastn.itf ytooub'eredsoliincigngrouapst

15 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

4 caterpillar (n.) While still in the caterpillar stage,
ดักแด้ some species of butterflies are
6 melting (n.)
7 recipe (n.) also tended by ants.

การละลาย And so, as the surrounding
water gets warmer, it speeds up
the melting of the ice.

สตู ร, ต�ำรับอาหาร I wrote the recipe for cooking
that delicious Indian dish.

8 position (n.) ตำ� แหน่ง Security, move emergency
response team into position one!

9 empathy (n.) ความเห็นอก Even empathy from one person
เห็นใจ can make a difference

10 grain (n.) ธัญพชื Chickens and other fowl are
11 nutrient (n.) สารอาหาร often fed with grain.
Since the nutrients can't be
transported via the blood
vessels, he may even starve to
death.

12 decorative (adj.) มีการตกแตง่ The top bunk blocks the view of
the stars, and there's nothing
13 slice (n.) ช้นิ decorative down here.
13 foggy (adj.) มหี มอกหนา If Scylla was like a pizza, all we
got is a slice.
It was foggy, and all the cars
had their headlights on.

SAINT GABRIEL’S COLLEGE, THAILAND 16

MY WORLD OF VOCABULARY

PRIMARY 5

UNIT 6 : ENVIRONMENTALLY FRIENDLY

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 interview (v.) การสมั ภาษณ์ I heard you really pitched a
stock in your job interview.

2 curtain (n.) The shower curtain helped
ม่าน, ผา้ ม่าน preserve the bodies and the

clothes.

3 bulb (n.) หลอดไฟ An incandescent light bulb
loses over 90 percent of its
energy as heat.

4 traditional (adj.) ท่ที �ำตอ่ กันมา, You play safe in the boundary
ตามประเพณนี ยิ ม of traditional; it's against the
modern concept.

6 cave (n.) ถำ้� , อุโมงค์ In this same area, Tello made
his next discovery underground
funereal caves shaped like
upside-down goblets.

7 electrical (adj.) ที่ใชไ้ ฟฟา้ Then I use a small electrical
charge to ignite and disperse it.

Although, unlike other couples,
8 instead (adv.) แทน, แทนท่ี you've opted for murder instead

of divorce.

9 liberty (n.) เสรีภาพ After you read a scripture
passage, color the matching
numbered areas on the title of
liberty!

10 petrol (n.) นำ�้ มนั I got it at the petrol garage.

17 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

11 rainforest (n.) ป่าดบิ ชืน้ However, when rainforests are
cleared, the amount of moisture
reaching the soil decreases
significantly.

12 positive (adj.) ทเี่ ปน็ บวก, It'll have an emotional effect on
ทางบวก her killer, but positive or
negative, neither one will help.

13 negative (adj.) ท่ีเป็นทางลบ, It'll have an emotional effect on
ทางลบ her killer, but positive or
negative, neither one will help.

14 exotic (adj.) แปลก, She pretends she doesn't speak
ต่างจากทค่ี ้นุ เคย the common tongue so that
people will think she's exotic.

15 empire (n.) จกั รวรรดิ The preceding empires were
Egypt, Assyria, Babylon, and
Medo-Persia.

16 tropical (adj.) รอ้ นชนื้ It's the most tropical country in
the world.

So, how did they make the fake
17 disappear (v.) หาย, สญู หาย money disappear from the

vault?

18 ignore (v.) All this time and we've been
มองขา้ ม, ละเลย ignoring our most obvious

advantage.

19 urban (adj.) ในเมือง Shopping malls are quickly
mushrooming in this very urban
city

SAINT GABRIEL’S COLLEGE, THAILAND 18

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

20 instrument (n.) เคร่อื งดนตรี, And in bluegrass, each
20 robotics (n.) เครอ่ื งมือ instrument takes its turn playing
การออกแบบ the melody and improvising off it.
หุน่ ยนต์ We are into the era of
robotics.

UNIT 7 : FEELING IT

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 satisfied (adj.) พึงพอใจ ttPhheeaoitrptphleeeeyarrase.reofatesnsusactcisefsiesdfutloasfind

2 miserable (adj.) เศร้า, เปน็ ทกุ ข์ Rahanilddeyaqudmiutmihsopecreakdbehlyee. dr abyesattfsricehnodo,l

3 embarrassed อับอาย Wyceooruturalidenmygobirual rwcraaosrnesditneogr?csoamvembeyntaon
(adj.)

4 ought to (v.) ควรจะ fBaumt iwlyhmereemwbiedroswosuagrhet itnonheeelpd.,

5 recover (v.) นำ� คนื มา TanhdosIe'mfilheesrearteo prreivcaotveerprtohepmer.ty

6 ache (n.) ความเจบ็ ปวด fYaecowhuedmsaaayysn.dfeteelnsdoemrneesmsutshcelefirst

7 ranch (n.) ไร,่ ฟาร์ม, rTrseamhsneaeclrhtlveetarosrtwi,itoosnnrhsyse,aewanpasdsrwavvnielalclarlhigaeeesdss,mc.Ianatdntlieyan
ปศุสตั ว์

19 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

8 definitely (adv.) อยา่ งแนน่ อน, On the off chance that there
อย่างชัดเจน actually is a heaven, this is
definitely going to get me barred.

I complain and then you
9 complain (v.) บน่ , ร้องเรยี น complain and no one offers any

solutions?

10 aware (adj.) ตระหนกั I'm far from more aware than
you need to get inside there.

11 argument (n.) การโต้แย้ง, Says here you were dismissed
การโต้เถียง after an argument over
compensation.

12 caution (n.) ความระมัดระวงั , I don't want to be the guy
คำ� เตอื น putting up the caution tape.

13 temperature (n.) อุณหภมู ิ If you squeeze things together,
the temperature goes up.

UNIT 8 : PRETTY CITIES

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 attraction (n.) ความดงึ ดดู , Japanese macaques, their
ความมีเสนห่ ์ cousins, have also become a
famous tourist attraction at the
hot springs in Japan.

2 cruise (n.) การลอ่ งเรือ With his band, Hunter’s
Croonaders, provides music
during a two-month cruise to
Asia.

SAINT GABRIEL’S COLLEGE, THAILAND 20

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

3 monument (n.) อนุสาวรีย,์ Bari’s most important
อนุสรณส์ ถาน monuments are closely tied to
historical events.

4 sculpture (n.) รปู ป้นั , eMxahnibyitoefdhiins mscaujolprtcuirteiesswoefre
ประติมากรรม Europe.

6 sightseeing (n.) การท่องเท่ยี ว, The trains travel mainly at night,
การเยยี่ มชม and passengers spend their
days sightseeing.

7 roundabout (n.) วงเวยี น They are like roundabouts or
tcroanffvicerjasamtisono.r gridlock in

8 signpost (n.) ปา้ ยบอกทาง Most people would agree that it
is unwise to ignore signposts.

9 pavement (n.) ฟตุ บาท, บาทวถิ ี They've taken up the pavement
outside the post office there.

9 rusty (adj.) เป็นสนมิ Would you scrape that rusty pan?

UNIT 9 : LIGHTS, CAMERA, ACTION

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 familiar (adj.) ค้นุ เคย And this is kind of the traditional
form that you're familiar with.

2 recommend (v.) แนะนำ� , สนบั สนุน Im'militgaoriizneg tthoisrepcroojmecmt.end we

3 documentary (n.) สารคดี Idthofeecltusmathmeanet tsatohrieemmsaeIn'.vyeosfetehne have

21 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

4 costume (n.) เสื้อผ้า I don't know, would you mind
coming on board as my
costume designer?

5 clown (n.) ตัวตลก Coco the clown will make you
any balloon animal you want.

6 dye (v.) ยอ้ ม Her hair is dyed with color violet
and gray.

7 advertisement การโฆษณา They say that she's the new
(n.) investment for many
advertisements.

8 scene (n.) ฉาก Isn't it really dangerous for the
criminal to be staying on the
crime scene?

9 doubt (v.) I seriously doubt the authorities
สงสยั , ขอ้ งใจ would fall for yet another suicide

in the family.

He learned to fill a root canal
10 artificial (adj.) ปลอม, สังเคราะห์ and to attach an artificial tooth

to the root.

SAINT GABRIEL’S COLLEGE, THAILAND 22

MY WORLD OF VOCABULARY

PRIMARY 5

NO ONE HAS YET REALIZED THE
WEALTH OF SYMPATHY,

THE KINDNESS AND GENEROSITY
HIDDEN IN THE SOUL OF A CHILD.

THE EFFORT OF EVERY TRUE
EDUCATION SHOULD BE TO UNLOCK

THAT TREASURE.

23 SAINT GABRIEL’S COLLEGE, THAILAND

M AT H E M AT I C S

MY WORLD OF VOCABULARY

PRIMARY 5

VOCABULARY

MATHEMATICS

UNIT 1 : WHOLE NUMBERS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 digit (n.) หลัก (เลข) Write the value of digit.

2 compare (v.) เปรียบเทียบ Compare and arrange the
following numbers in increasing
order.

3 cheque (n.) เชค็ These are the traveller's
cheques you requested.

4 estimate (v.) ประมาณ He estimated the loss at five
million yen.

5 approximately โดยประมาณ From our location, it is
(adv.) approximately 100 meters to the
entrance.

UNIT 2 : FOUR OPERATIONS OF WHOLE NUMBERS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

I am completely operational and
1 operational (adj.) พรอ้ มปฏบิ ตั กิ าร all my circuits are functioning

perfectly.

2 remaining (adj.) เหลืออยู่ All our remaining supplies have
rotted. Every last grain.

25 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

3 method (n.) วธิ ี What I need is to get you to
follow my method, Drama.

UNIT 3 : FRACTION

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 fraction (n.) เศษสว่ น Now, if you were interested in
science, you would know facts
like the human nose and ears
grow a fraction of an inch each
year.

2 proper fraction เศษสว่ นท่มี เี ศษ Multiplying a proper fraction and
(n.) นอ้ ยกวา่ สว่ น a whole number.

3 improper fraction เศษเกิน Change the improper fraction to
(n.) mixed number.

4 numerator (n.) ตัวเศษ In a vulgar fraction the
numerator is written above a
line; thus, in the fraction 5/9
(five ninths) 5 is the numerator;

5 denominator (n.) ตัวสว่ น in 3/5, 5 is the denominator,
showing that the integer is
divided into five parts;

UNIT 4 : AREA OF TRIANGLES

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 area (n.) พื้นที่ Someone saw him in this area.

2 base (n.) ฐาน Toydaria would be honored to
host a Republic base.

SAINT GABRIEL’S COLLEGE, THAILAND 26

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

3 shade (n.) Please, just sit down here, and
ทรี่ ่ม we can enjoy a cup of bush tea

in the shade.

UNIT 5 : VOLUME

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 volume (n.) ปริมาตร What causes low lung volume.

2 capacity (n.) ความสามารถ Everyday for two hours, you have
ทจ่ี ะรบั , ความจุ to increase your lung capacity
by exercising day and night.

3 length (n.) ความยาว A centimeter is a unit of length.

4 width (n.) ความกวา้ ง Sdecpistshoorsf tmheatwchouthned.width and

5 height (n.) ความสงู He is six feet in height.

6 cuboid (n.) รูปทรงสี่เหล่ยี ม cuboid is a rectangular prism.

7 cube (n.) ลูกบาศก์ cI olikffeeeto, bpeuctaaunseiciet'scuubsueainllytotomoy
hot.

8 rectangular (n.) ทรงสเ่ี หล่ียม A rectangular has more angles
มมุ ฉาก of 90 degrees.

9 square ตารางเซนติเมตร cUennittiomfeaterer.a is square
centimeter (n.)

10 cubic centimeter ลูกบาศก์ 3000 cubic centimeters are
(n.) เซนติเมตร equal 3000 milliliters.

11 maximum (n.) จ�ำนวนมากที่สุด I got 80 marks out of a
maximum of 100.

27 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

UNIT 6 : RATIO

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 ratio (n.) อตั ราส่วน Aof rtawtoioosrhtohwresethqeuarnetlaititeivse. sizes

2 direct proportion การแปรผันตรง pTrhoepotwrtoioqnu. antities are in direct
(n.)

3 increase (n.) เพิม่ nAucmcidbeenr.ts have increased in

UNIT 7 : DECIMALS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 decimal (n.) ทศนยิ ม iDnetchiemsacl aisleaonfutemnbse.r expressed

2 separate (v.) แยก Ireland and England are
separated by the sea.

3 tenth (n.) หนึ่งในสบิ ส่วน Teqhueatlepnathrtsis. one part in ten
ทเ่ี ท่าๆ กัน

4 hundredth (n.) หน่งึ ในรอ้ ยส่วน ihOnutnonedworehfdiacthhh.uonnderewdhoelqeuiasl parts
ท่เี ท่าๆ กัน

5 half (n.) คร่ึง An accident delayed us for half
an hour.

6 possible (adj.) เป็นไปได้ Apotsrispibtloe Minamrsymlifaey. become

7 without (prep) โดยปราศจาก saAohhuoolmmiseeatwhmaitanhnoa.utbolodvyewisithnooumt aore

8 convert (v.) เปลีย่ น I converted my yen into dollars.

SAINT GABRIEL’S COLLEGE, THAILAND 28

No. PVaortcsaobfuslapreye&ch MY WORLD OF VOCABULARY Sentence

1 rate (n.) PRIMARY 5
2 minute (n.)
3 petrol (n.) UNIT 8 : RATE
4 courtyard (n.)
Thai Definition
5 revolution (n.)
อัตรา They walked at the rate of three
miles an hour.

นาที A few minutes after he finished
his work, he went to bed.

นำ้� มนั เบนซนิ Can you spare me a few liters
of petrol?

สนามรอบบา้ น Could you look in on the
courtyard?

The revolution of the earth
การหมุนหน่ึงรอบ around the sun was proposed by

Copernicus.

UNIT 9 : PERCENTAGE

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 percentage (n.) เปอร์เซ็นต์ Percentages are fractions with
denominators that equal to 100.

2 price (n.) ราคา The price of oil has risen
sharply.

3 normal (adj.) ปกติ They were selling the goods at
half the normal cost.

4 selling price (n.) ราคาขาย The selling price of the
computer is $70.

5 receive (v.) รบั He will receive a prize of 1,000
gold pieces.

29 SAINT GABRIEL’S COLLEGE, THAILAND

No. PVaortcsaobfuslapreye&ch MY WORLD OF VOCABULARY Sentence

1 average (adj.) PRIMARY 5

2 income (n.) UNIT 10 : AVERAGE

Thai Definition

โดยเฉลีย่ A person with average
รายได้ intelligence would understand
that.
She has a fixed income and at
the moment some medical
problems.

UNIT 11 : ANGLE

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 straight line (n.) เสน้ ตรง Angles on a straight line add up
to 180o

2 vertical angle มมุ ตรงข้าม A pair of angles opposite each
(n.) other, formed by two intersecting
straight lines that form an “X”
like shape, are called vertical
angles or opposite angles or
vertically opposite angles.

3 adjacent (adj.) ตดิ กัน I'd like you to get two adjacent
rooms

4 perpendicular เสน้ ตัง้ ฉาก Perpendicular is a straight line at
(n.) right angles to another line

5 supplementary มุมประกอบสอง Two angles that sum to a
angle (n.) มุมฉาก straight angle are called
supplementary angles.

SAINT GABRIEL’S COLLEGE, THAILAND 30

MY WORLD OF VOCABULARY

PRIMARY 5

UNIT 12 : PROPERTIES OF TRIANGLES

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 equilateral รูปสามเหลี่ยม An equilateral triangle has all
triangle (n.) ดา้ นเท่า sides the same length.

2. isosceles triangle รปู สามเหลย่ี ม An isosceles triangle has two
(n.) หน้าจ่ัว sides of equal length.

3 scalene triangle รปู สามเหลยี่ มดา้ น A scalene triangle has all its
(n.) ไม่เทา่ sides of different lengths.

4 right-angled รปู สามเหลย่ี มท่ี Right-angled triangle has one of
triangle (n.) มมุ ฉาก its interior angles measuring 90o.

5 acute-angled รูปสามเหลีย่ ม A triangle with all interior angles
triangle (n.) มุมแหลม measuring less than 90o is an
acute-angled triangle.

6 obtuse-angled รปู สามเหลย่ี มมมุ A triangle with one interior angle
triangle (n.) ปา้ น measuring more than 90o is an
obtuse-angled triangle.

7 interior (adj.) ภายใน A triangle with an interior angle
of 180o

8 exterior (adj.) ภายนอก The exterior angle of a triangle
is equal to the sum of interior
opposite angles.

UNIT 13 : PARALLEOGRAM, RHOMBUS AND TRAPEZIUM

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 square (n.) สี่เหลย่ี มจตั รุ สั A square has equal sides and
every angle is a right angle (90o).

31 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

2 rectangle (n.) ส่เี หล่ยี มผนื ผ้า A rectangle is a four-sided
shape where every angle is a
right angle. Also opposite sides
are parallel and of equal length.

3 kite (n.) Kite has two pairs of sides.
สเี่ หลยี่ มรูปว่าว Each pair is made of two

equal-length sides that join up.

4 parallelogram รปู สีเหล่ยี มด้าน A parallelogram is a flat shape
(n.) ขนาน with opposite sides parallel and
equal in length.

5 rhombus (n.) รูปสี่เหลย่ี มขนม A rhombus is a flat shape with
เปียกปนู , 4 equal straight sides.

6 trapezium (n.) รปู สี่เหลย่ี มคางหมู A trapezium has a pair of
opposite sides parallel.

SAINT GABRIEL’S COLLEGE, THAILAND 32

MY WORLD OF VOCABULARY

PRIMARY 5

IF EDUCATION IS ALWAYS TO BE
CONCEIVED ALONG THE SAME
ANTIQUATED LINES OF A MERE
TRANSMISSION OF KNOWLEDGE,
THERE IS LITTLE TO BE HOPED FROM
IT IN THE BETTERING OF MAN'S
FUTURE. FOR WHAT IS THE USE OF
TRANSMITTING KNOWLEDGE IF THE

INDIVIDUAL'S TOTAL
DEVELOPMENT LAGS BEHIND?

33 SAINT GABRIEL’S COLLEGE, THAILAND

SCIENCE AND TECHNOLOGY

MY WORLD OF VOCABULARY

PRIMARY 5

VOCABULARY

SCIENCE AND TECHNOLOGY

UNIT 1 : REPRODUCTION IN PLANTS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 reproduction (n.) การสืบพันธ์ุ Reproduction is the process by
which organisms, such as plants
and animals, produce offspring.

2 cotyledon (n.) ใบเลี้ยง A cotyledon is a significant part
of the embryo within the seed of
a plant.

3 disperse (v.) กระจาย To prevent overcrowding, plants
disperse their seeds with the
help of animals. wind, or water.

4 seedling (n.) ตน้ อ่อน Before the seedling is able to
make its own food, it gets its
food from the seed leaves.

5 fertilization (n.) การปฏสิ นธิ The pollen grain enters the ovule
and fuses with the egg to form a
fertilized egg. This process is
called fertilization.

6 germination (n.) การงอก Germination is the process by
which an organism grows from a
seed or similar structure.

35 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

7 pollination (n.) การถ่ายละออง apTonhtlelhinetrarattinoosnft.ehreosftipgomllaenisfrcoamlletdhe
เรณู gSruocwkserfriosma bnuedwasthtohoet bthaaste of
8 sucker (n.) หน่อ the parent plant’s stems.

UNIT 2 : REPRODUCTION IN ANIMALS

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 extinct (adj.) สญู พันธุ์ Dinosaurs are now extinct.

2 exist (v.) ด�ำรงอยู่ The reason living things
reproduce is to ensure that
their kind (species) will continue
to exist.

3 offspring (n.) ลกู หลาน Many characteristics of an
organism are passed on from
parents to offspring.

There are some traits that are
4 trait (n.) ลักษณะ passed on from parents to their

offspring in a human being.

5 heredity (n.) พนั ธุกรรม The passing on of characteristics
from parents to offspring is
called heredity.

6 species (n.) สายพนั ธุ์ Living things reproduce to
ensure the continuity of their
own kind (species).

SAINT GABRIEL’S COLLEGE, THAILAND 36

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

7 characteristic Organisms pass on
(n.) บคุ ลกิ ลกั ษณะ characteristics to their offspring

through their genes.

UNIT 3 : CELL AND CELL DIVISION

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

A microscope is an instrument
1 microscope (n.) กลอ้ งจุลทรรศน์ which help man view very small

objects.

2 cell (n.) เซลล์ A cell is the smallest unit of life.

3 organism (n.) ส่ิงมชี วี ติ All organisms are made up of at
least one cell.

4 cell wall (n.) ผนงั เซลล์ The plant cell has cell wall and
chloroplast.

5 cell membrane เยอื่ หุ้มเซลล์ The cell membrane controls the
(n.) movement of materials in and
out of a cell.

6 nucleus (n.) นวิ เคลียส The nucleus of a cell controls
all the activities of the cell.

The cytoplasm is made up of a
7 cytoplasm (n.) ไซโทพลาซมึ jelly like substance that contains

many cell parts.

Chloroplast contains chlorophyll,
8 chloroplast (n.) คลอโรพลาสต์ the pigment that captures

sunlight to make food.

37 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

The splitting of a cell to produce
9 cell division (n.) การแบ่งเซลล์ two new cells is called cell

division.

10 budding (n.) การแตกหน่อ Hydra reproduces by budding.

UNIT 4 : FOOD CHAIN AND FOOD WEB

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

A food chain is a sequence of
1 food chain (n.) หว่ งโซอ่ าหาร who eats whom in a community

to obtain nutrition.

2 food web (n.) สายใยอาหาร A network of interconnected
food chains is called a food web.

3 autotroph (n.) ผผู้ ลิต Green plants are known as
autotrophs or producers.

4 producer (n.) ผู้ผลิต Green plants are called
producers because they can
make their own food out of
water and carbon dioxide in the
presence of sunlight.

5 heterotroph (n.) ผบู้ รโิ ภค Animals are also known as
heterotrophs or consumers.

6 consumer (n.) ผบู้ ริโภค Consumers directly or indirectly
consume the food made by
plants.

7 omnivore (n.) ผู้บรโิ ภคทั้งพชื An omnivore is an animal that
และสัตว์ has the ability to eat and survive
on both plant and animal.

SAINT GABRIEL’S COLLEGE, THAILAND 38

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

8 herbivore (n.) ผู้บริโภคพชื Herbivores get their energy
directly from plants.

9 carnivore (n.) ผู้บริโภคสัตว์ Carnivores feed on other
animals only.

10 predator (n.) นักล่า Each food chain ends with a top
predator like the alligator, hawk,
polar bear etc.

When any organism dies, it is
11 detritivore (n.) ผ้บู ริโภคซาก eventually eaten by detritivores

like vulture.

12 decomposer (n.) ผ้ยู อ่ ยสลาย Decomposers are organisms
that feed on dead plants and
animals.

13 scavenger (n.) ผู้บรโิ ภคซาก Scavengers are animals that
consume dead organisms that
have died from causes other
than predation.

14 decay (n.) การย่อยสลาย The process of breaking down
dead material or waste matter
into simple substances is called
decay.

39 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

UNIT 5 : ELECTRICITY

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 electricity (n.) ไฟฟา้ Dry cells produce much less
geleencetrriactitoyr.than a power

2 generator (n.) เคร่อื งกำ�เนิด gEelencetrraictiotyrsisinpproodwuecresdtabtyiopno. wer
ไฟฟ้า

3 electrical เครอื่ งใช้ไฟฟ้า Mtahpoepyslitaahnroecmepselucgeaglneecdwtroiincrtakolotnhley pifower
appliance (n.) points and switched on.

4 circuit (n.) วงจรไฟฟ้า An electric circuit consists of
power source and other
components.

5 current (n.) กระแส cEilreccutirti,cbcuutrnreont tinfloawnsopinena ccilrocsueitd.

6 symbol (n.) สญั ลกั ษณ์ sSoymmeboolfscaorme puosneednttosrienparensent
electric circuit.

7 arrangement (n.) การจัดเรยี ง The arrangement of the
components in a circuit affect
cthirecubirti.ghtness of the bulb in a

8 conductor (n.) ตวั นำ� Materials that allow electricity
to flow through them are called
electrical conductors.

9 insulator (n.) ฉนวน Plastic, glass and rubber are
eexleacmtrpiclietys.of insulator of

SAINT GABRIEL’S COLLEGE, THAILAND 40

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

10 conserve (v.) ประหยัด We should conserve electricity
electrical energy because the
11 precaution (n.) burning of fuels causes air
12 fossil fuel (n.) pollution.

ขอ้ ควรระวัง We should take safety
precautions when using
electricity.

พลังงานเชือ้ เพลิง Fossil fuels such as coal, oil
จากซากฟอสซิล and natural gases are burnt to
produce electricity.

UNIT 6 : FORCE AND SIMPLE MACHINE

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 effect (n.) ผลที่เกดิ ข้ึน We cannot see a force but we
can observe its effects.

2 simple machine A simple machine is any simple
(n.) เครอ่ื งกลอยา่ งง่าย ddoevwicoerkormtooorel tehaastilhye.lps us to

3 effort (n.) ความพยายาม The force that is applied is called
the effort.

4 load (n.) นำ้ �หนักบรรทกุ The force that is overcome is
called the load.

5 fulcrum (n.) จดุ หมนุ A fulcrum is a pivot point around
which a lever turn.

6 lever (n.) คาน Levers are grouped into three
types depending on the position
of the effort, load and fulcrum.

41 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

7 pulley (n.) รอก A pulley is a simple machine
consisting of a grooved wheel
with a rope going over the wheel.

8 inclined plane พ้ืนลาดเอียง Ramps, slides and ladders are
(n.) examples of inclined plane.

9 wheel and axle ล้อและเพลา The wheel and axle is a simple
(n.) machine made up of two
cylinders joined at the center.

10 gear (n.) ฟันเฟอื ง The gears in the egg beater can
change the direction and speed
of rotation to mix the food.

UNIT 11 : THE SOLAR SYSTEM

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 satellite (n.) ดาวเทียม The moon is a natural satellite
of the earth.

2 orbit (n.) วงโคจร The planets revolve around the
sun in fixed paths called orbits.

3 atmosphere (n.) ช้ันบรรยากาศ The atmosphere is a layer of
gasses surrounding the earth.

4 revolution (n.) การโคจร The movement of the earth
around the sun is call a
revolution.

5 rotation (n.) การหมุน It takes one day (24 hours) for
the earth to make one complete
rotation about its axis.

SAINT GABRIEL’S COLLEGE, THAILAND 42

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

6 axis (n.) แกนโลก The earth rotates about its axis
สะทอ้ น all the time.
7 reflect (v.) The moon reflects the sun’s
light.

MEMO

43 SAINT GABRIEL’S COLLEGE, THAILAND

SOCIAL STUDIES

MY WORLD OF VOCABULARY

PRIMARY 5

VOCABULARY

SOCIAL STUDIES

GEOGRAPHY

UNIT 1 : PHYSICAL ENVIRONMENT OF THE CENTRAL REGION

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 administrative ปกครอง Thailand is divided into 77
(adj.) administrative areas.

2 occupy (v.) ครอบครอง, The Central Region occupies
กิน (เนือ้ ที)่ roughly one fifth of the total land
area of the country.

3 delta (n.) ดนิ ดอนสาม The Central Region lies on the
เหลย่ี มปากแม่น�้ำ Chao Phraya river delta.

4 terrain (n.) The fertile soil and flat terrain of
ภูมิประเทศ, พืน้ ที่ the delta makes it ideal for

traditional rice cultivation.

The most fertile land in the
region are clustered around the
5 cluster (v.) รวมกนั เป็นกลุ่ม middle delta area and the

northern part of the region.

6 density (n.) The population density in the
ความหนาแน่น Central Region is higher than in

any other region of Thailand.

7 rural (adj.) ชนบท In the rural areas, villages run
parallel to the rivers.

45 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

8 urban (adj.) ในเมอื ง Irnunthpearuarlblealntoartehaesr,osaedtstl.ements

9 topography (n.) กภามู รปิ ศรกึ ะษเทาศลกั ษณะ Theoipgohgtraanpdhyshisaptheeosfttuhdeylaonf dth.e

10 climate (n.) ภูมิอากาศ rTsathoinerfmasltslu, idasyircoapflrleetesdmsucprleiemr,aawttueinr.ed, and
11 hydrology (n.) อทุ กวิทยา Hydrology is the study of water.

12 pedology (n.) ปฐพีวิทยา Tpehdeoslotugdyy. of soil is called
13 geology (n.) ธรณีวทิ ยา saGoneidlollmaoygineyersirsa. ltshefosutnuddyunodferorcthkes

14 bio-geography ชีวภูมิศาสตร์ Tlebivinhoiven-iggrsoettnuohmdginyregansoptfhaitysnh.decatlhilnleekdsphbyestwiceael n
(n.) tlTpohahwadet,daCfylraeeftniecltalrodanvslde.Rrweeidgthiowlnaitrhigsewmeaotresritaclyse
dAaorerwaivnewhriiltblhatoaswinraivirsedrsatshgeaeatnitlselyvflesollwo. pinpging
15 paddy field (n.) นาขา้ ว

16 river basin (n.) ลุ่มแมน่ ้�ำ

17 empty into (v.) ไหลลงสู่ ebTmehgepatrnyivieinnrtsohiigtnhhetehrGelauCnlfedontfarnTadlhRawielialglniodn.

SAINT GABRIEL’S COLLEGE, THAILAND 46

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

18 flood plain (n.) ทีร่ าบนำ้� ทว่ มถงึ Aboftlhoosdidepslaoinf ias raivfelar.t area on

19 sediment (n.) ตะกอน Tsahnedsaenddimmeinntesraalrsetlhitatlteflboiatst oinf
the water.

20 overflow (v.) ไหลลน้ , ไหลบ่า, The rivers often overflow their
ทว่ ม boannbkosthansdidfelosoodf tthhee nbeaanrk.by land

21 recede (v.) ถดถอย ltWehaehvesinnegdthinmeuetfrlnoietosndtssiwnianktettohretrhesecoeigld.roeusnd

22 limestone (n.) หินปูน MReogsitomn oaurentmaiandseinotfhleimCeesntotrnael.

23 monsoon (n.) ลมมรสุม Tsuhbe-Ctroepnitcraall Rmeogniosnoohnascliamate.

24 manufacture (v.) ผลติ , ทำ� , สร้าง Iwnadtuesrtrtyo nmeaendusfalacrtguereatmhionugnst. of

25 plenty (n.) อุดมสมบูรณ,์ Ipnnleeetnhdteys.CofenntartaulrRalewgiaotne,r tfhoerroeuirs
จ�ำนวนมาก

26 reservoir (n.) อา่ งเกบ็ น�ำ้ CThheaorePsherravyoairsDaanmdidnaCmhsaiantat
hold a lot of water for electricity,
agriculture and people’s needs.

27 mining (n.) การท�ำเหมอื ง Mining is the word used to
rodeethmsecorrvirbeeesvowaulhuracatebspleefromopmilneetdrhaoelsteooarrth.

47 SAINT GABRIEL’S COLLEGE, THAILAND

MY WORLD OF VOCABULARY

PRIMARY 5

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

28 conserve (v.) รักษา, อนรุ กั ษ,์ The trees in a forest conserve
สงวน water in the soil.

29 flood (n.) นำ�้ ทว่ ม, อทุ กภัย Rain can cause flash floods.

30 drought (n.) ความแหง้ แลง้ Usually flash flood is followed by
drought.

31 approximately The Central Region has
(adv.) ประมาณ, ครา่ วๆ approximately 23.5% of the total

forests of Thailand.

32 orchard (n.) สวนผลไม้ An orchard is not a natural
environment because the trees
are being planted for fruits and
nuts.

UNIT 2 : THE NATURAL RESOURCES OF THE CENTRAL REGION

No. PVaortcsaobfuslapreye&ch Thai Definition Sentence

1 dominate (v.) ครอบง�ำ, The basin is dominated by the
มีอำ� นาจเหนือ flood-plain of the Chao Phraya
River.

The annual flood in the rainy
2 annual (adj.) ประจ�ำป,ี ทุกปี season puts nutrients back into

the soil.

3 edge (n.) Many areas at the edge of the
ขอบ, รมิ , สนั mountains have soils which

come from dissolved limestone.

Many areas at the edge of the
4 dissolve (v.) ละลาย, สลาย mountains have soils which

come from dissolved limestone.

SAINT GABRIEL’S COLLEGE, THAILAND 48