ALL 134 WORDS সব 134টি শব্দ
aluminium
noun
A light, silver-coloured metal used to make many things.
অ্যালুমিনিয়াম ধাতু
Aluminium is used to make lightweight cans and aircraft parts.
aluminum
noun
a light silver-colored metal used in many products
অ্যালুমিনিয়াম
Aluminum cans are easy to recycle and save energy.
angle
noun
the space between two lines that meet at a point
কোণ
The engineer measured the angle of the roof carefully.
app
noun
a small program you use on a phone or computer
অ্যাপ
She uses a learning app to prepare for IELTS.
artificial
adjective
made by people, not found in nature
কৃত্রিম
Artificial intelligence is changing how we work and study.
automatic
adjective
working by itself without human control
স্বয়ংক্রিয়
The factory uses automatic machines to produce goods faster.
automatically
adverb
happening by itself without a person doing it
স্বয়ংক্রিয়ভাবে
The machine automatically stops when the task is done.
backpack
noun
A bag carried on your back with two straps.
ব্যাকপ্যাক
She put her books and laptop into her backpack for college.
battery
noun
A device that stores and supplies electricity to power things.
ব্যাটারি
My phone battery died during the important IELTS exam call.
brakes
noun
the part of a vehicle that makes it stop
ব্রেক
The engineer tested the brakes before the car left the factory.
bubble
noun
a small ball of air or gas in liquid
বুদবুদ
The scientist watched bubbles form in the boiling water.
cable
noun
a thick wire used to carry electricity or signals
তার / কেবল
The internet cable was damaged during the heavy storm last night.
camera
noun
A device used to take photos or videos.
ক্যামেরা
She used a camera to take photos of the city.
capacity
noun
the maximum amount something can hold or do
ধারণক্ষমতা
The stadium has a capacity of fifty thousand people.
cassette
noun
a small plastic case with tape for recording sound
ক্যাসেট
Before CDs, people listened to music on a cassette player.
cell
noun
the smallest basic unit of a living thing
কোষ
A human body has millions of tiny cells inside it.
cement
noun
A grey powder mixed with water to make buildings and roads.
সিমেন্ট
Workers used cement to build the new bridge in the city.
ceramics
noun
Objects made by shaping and heating clay or similar materials.
মাটির তৈজসপত্র
The factory produces ceramics like tiles and bowls.
circuit
noun
a closed path that electricity or a route travels around
বর্তনী / চক্রপথ
The electric circuit was broken, so the lights did not work.
code
noun
a set of letters or numbers used as a system
কোড
You need a secret code to open the computer system.
combination
noun
two or more things joined or mixed together
সমন্বয়
A good combination of skills helps you get a better job.
combine
verb
to join two or more things together to make one
একত্রিত করা
You can combine study and work to save money.
component
noun
one part of a larger whole thing
উপাদান, অংশ
Exercise is a key component of a healthy lifestyle.
composite
noun
A material made by combining two or more different materials.
মিশ্র উপাদান
Aircraft wings are made from composite to make them strong and light.
computer
noun
An electronic machine that stores and processes information.
কম্পিউটার
Most students use a computer to do their homework today.
concrete
noun
a very hard building material made from cement and water
কংক্রিট, পাকা উপাদান
Most modern buildings and bridges are built using concrete.
connect
verb
To join two or more things together.
সংযুক্ত করা
You need a password to connect to the internet.
connected
adjective
joined or linked to something else
সংযুক্ত
All computers in the library are connected to the internet.
convert
verb
to change something into a different form or use
রূপান্তর করা
Solar panels convert sunlight into electricity for homes.
copper
noun
A reddish-brown metal that conducts heat and electricity well.
তামা
Copper is widely used in electrical wires and water pipes.
data
noun
Facts and information collected for study or use.
তথ্য / ডেটা
Scientists collect data to understand climate change better.
detect
verb
to find or notice something that is hard to see
শনাক্ত করা
The machine can detect diseases at a very early stage.
device
noun
A machine or tool made to do a specific job.
যন্ত্র / ডিভাইস
Students use a digital device to search for information online.
digital
adjective
using computers or electronic systems
ডিজিটাল
Digital technology has changed how people communicate worldwide.
digital monitor
noun
A screen that shows information from a computer or device.
ডিজিটাল মনিটর
The doctor checked the patient's heart rate on a digital monitor.
discovery
noun
finding or learning something new for the first time
আবিষ্কার
The discovery of penicillin changed medicine forever.
disk
noun
a flat, round object used to store digital information
ডিস্ক
She saved all her work files on an external disk.
download
verb
To copy a file from the internet to your device.
ডাউনলোড করা
Students can download study materials from the school website.
electric
adjective
powered by or using electricity
বৈদ্যুতিক
Many people now use electric cars to reduce pollution.
electrical
adjective
relating to electricity or electrical systems
বৈদ্যুতিক সংক্রান্ত
The engineer fixed the electrical problem in the building quickly.
electricity
noun
Power used to make lights and machines work.
বিদ্যুৎ
Many rural villages in Bangladesh still do not have electricity.
electronic
adjective
relating to devices that use electricity and circuits
ইলেকট্রনিক
Students use electronic devices to study for IELTS.
element
noun
an important part or piece of something
উপাদান
Trust is a key element of a healthy relationship.
email
noun
A message sent from one person to another using the internet.
ইমেইল
She sent an email to her teacher asking about the assignment.
enable
verb
to make it possible for someone to do something
সক্ষম করা
Technology enables students to learn from anywhere in the world.
fabric
noun
cloth material used to make clothes or other things
কাপড়, বস্ত্র
Bangladesh exports fabric to many countries around the world.
feature
noun
an important or interesting part of something
বৈশিষ্ট্য, বিশেষত্ব
A key feature of this phone is its long battery life.
fiberglass
noun
A strong light material made from thin glass threads.
ফাইবারগ্লাস
The boat was made of fiberglass because it is light and strong.
finding
noun
a result or fact discovered through research or study
গবেষণার ফলাফল, আবিষ্কার
The research findings showed that exercise improves mental health.
frequency
noun
how often something happens in a period of time
কম্পাঙ্ক, ঘটনার হার
The frequency of natural disasters has increased in recent years.
frequently updated
phrase
changed or improved with new information very often
নিয়মিত আপডেট করা
The website is frequently updated with the latest news and information.
function
noun
the purpose or job something is made to do
কাজ, ভূমিকা, উদ্দেশ্য
The main function of the heart is to pump blood.
gadget
noun
a small useful electronic or mechanical device
গ্যাজেট / যন্ত্র
Modern gadgets like smartphones have changed how we communicate.
gas
noun
a substance like air that is not solid or liquid
গ্যাস
Carbon dioxide is a gas that causes climate change.
generate
verb
to produce or create something, such as power or ideas
উৎপন্ন করা
Solar panels generate electricity without harming the environment.
glue
noun
a sticky substance used to join things together
আঠা
Scientists developed a strong glue used in aircraft construction.
gold
noun
a yellow precious metal used in technology and jewelry
সোনা
Gold is used in computer chips because it conducts electricity well.
helmet
noun
a hard hat that protects your head
হেলমেট
Cyclists must wear a helmet to stay safe on roads.
inch
noun
a unit of length equal to 2.54 centimetres
ইঞ্চি
The screen measures fifteen inches from corner to corner.
install
verb
to put a program or equipment ready to use
স্থাপন করা
The company decided to install new software on all computers.
internet
noun
A large system that connects computers all over the world.
ইন্টারনেট
Students use the internet to find information for their assignments.
invent
verb
To make or design something completely new for the first time.
আবিষ্কার করা
Alexander Graham Bell invented the telephone in the nineteenth century.
invention
noun
a new thing that someone has made or created
আবিষ্কার
The invention of the internet changed the world forever.
keyboard
noun
a set of keys used to type on a computer
কীবোর্ড
She practised typing on the keyboard before the computer test.
lab
noun
a room where scientists do tests and research
গবেষণাগার
Students conduct science experiments in the school lab.
laboratory
noun
a room where scientists do experiments and tests
গবেষণাগার
Students tested the water samples in the school laboratory.
laptop
noun
a small portable computer you can carry anywhere
ল্যাপটপ
She uses her laptop to attend online classes every day.
layer
noun
a flat level of something placed over another
স্তর, আবরণ
The ozone layer protects Earth from harmful sun rays.
light
noun
energy that lets you see things
আলো
Solar panels convert sunlight into light and electricity.
machine
noun
A device that does work using power or energy.
যন্ত্র
The washing machine helps people clean clothes quickly and easily.
magnet
noun
an object that pulls metal things toward it
চুম্বক
Cities act as a magnet for young people looking for work.
measurement
noun
the size or amount found by measuring something
পরিমাপ, মাপ
Accurate measurement of temperature is important in medical research.
mechanical pencil
noun
a pencil with a thin lead that you can push forward
মেকানিক্যাল পেন্সিল
Engineers often use a mechanical pencil for accurate technical drawings.
metal
noun
a hard material like iron, gold, or steel
ধাতু
The bridge was built using strong metal and concrete.
mineral
noun
a natural substance found in the earth or in food
খনিজ পদার্থ
Iron is an important mineral found in green vegetables.
modify
verb
to change something slightly to improve it
পরিবর্তন করা
Scientists modify crops to make them grow faster.
mouse
noun
a small device used to control a computer screen
মাউস
She clicked the mouse to open the document on her screen.
multiply
verb
to increase greatly in number or amount
গুণ করা, বৃদ্ধি করা
Bacteria can multiply rapidly in warm conditions.
musical instrument
noun
a tool used to make music
বাদ্যযন্ত্র
The guitar is a popular musical instrument among young students.
network
noun
A system of connected computers or people.
নেটওয়ার্ক / সংযোগ জাল
A strong internet network helps students learn online easily.
nuclear
adjective
relating to energy made from atoms
পারমাণবিক
Many countries use nuclear power to produce electricity.
observation
noun
the act of watching something carefully to learn about it
পর্যবেক্ষণ
The scientist wrote notes based on careful observation of animals.
observe
verb
to watch something carefully and pay attention to it
পর্যবেক্ষণ করা
Scientists observe the stars to learn about the universe.
outer
adjective
on the outside part, far from the centre
বাইরের, বাহ্যিক
The outer layer of the earth is called the crust.
pattern
noun
a repeated design or way something happens regularly
নকশা, ধরন
Scientists studied the weather pattern over ten years.
phase
noun
a stage or period in a process or development
পর্যায়
The first phase of the research project was completed successfully.
phenomenon
noun
something that happens and is interesting or unusual
ঘটনা / প্রপঞ্চ
Global warming is a serious environmental phenomenon affecting everyone.
planet
noun
a very large round object that moves around a star
গ্রহ
The Earth is the only planet known to have life.
plastic
noun
a light man-made material used to make many things
প্লাস্টিক
Plastic waste in the ocean harms sea animals and fish.
predict
verb
to say what you think will happen in the future
পূর্বাভাস দেওয়া, ভবিষ্যৎ বলা
Scientists can predict the weather using modern technology.
prediction
noun
a statement about what you think will happen later
পূর্বাভাস, ভবিষ্যদ্বাণী
The scientist's prediction about climate change proved to be correct.
print
verb
to put words or images on paper using a machine
মুদ্রণ করা, ছাপানো
Please print your application form before the interview.
printer
noun
a machine that puts text or images on paper
প্রিন্টার, মুদ্রণ যন্ত্র
The office printer ran out of ink during exam season.
process
noun
a series of steps done to finish something
প্রক্রিয়া
Learning a new language is a slow but rewarding process.
prototype
noun
the first model of something made before the final version
প্রাথমিক নমুনা
Engineers tested the prototype of the new electric car last month.
rapid
adjective
happening very quickly in a short time
দ্রুত, তীব্র
The rapid growth of technology changed how people work.
replace
verb
to put something new in place of another
প্রতিস্থাপন করা
Many factories now use machines to replace human workers.
researcher
noun
a person who studies something carefully to find facts
গবেষক
The researcher published new findings about climate change last year.
robot
noun
a machine that can do tasks like a human automatically
রোবট
Factories now use robots to build cars more quickly.
rubber
noun
a strong stretchy material made from tree sap
রাবার
Car tyres are made of rubber to grip the road safely.
sample
noun
a small amount of something used for testing or showing
নমুনা
The scientist collected a water sample from the polluted river.
satellite
noun
a machine sent into space to send or receive signals
উপগ্রহ
The satellite helps people receive television signals at home.
scale
noun
the size or level of something compared to other things
মাত্রা, পরিমাপ
The scale of pollution in the city is very alarming.
scientific
adjective
related to science or using science methods
বৈজ্ঞানিক
The scientific research proved that smoking causes cancer.
scientist
noun
a person who studies or works in science
বিজ্ঞানী
The scientist discovered a new medicine for the disease.
screen
noun
a flat surface that shows images or text
পর্দা
Students use a screen to watch online classes every day.
search
verb
To look carefully for someone or something.
অনুসন্ধান করা
You can search for information online using a browser.
silicon chip
noun
A very small part inside a computer that processes information.
সিলিকন চিপ
The silicon chip makes computers work faster and better.
silver
noun
a shiny grey-white metal used in jewelry and industry
রূপা
Silver is used in making electrical components and jewelry.
smartphone
noun
a mobile phone that can do many computer tasks
স্মার্টফোন
Students use a smartphone to access study materials online.
software
noun
programs used to make a computer work
সফটওয়্যার
New software helps students learn English more easily.
space
noun
an empty area or the universe beyond Earth
মহাকাশ, জায়গা
Scientists are exploring space to find new planets.
statistic
noun
a number that shows facts about something
পরিসংখ্যান
The statistic shows that pollution levels have increased sharply.
steel
noun
a very strong hard metal used in building
ইস্পাত
The bridge was built using concrete and steel for strength.
substance
noun
a type of material or matter
পদার্থ
Water is a substance that all living things need to survive.
surface
noun
the outside or top layer of something
পৃষ্ঠতল
The surface of the road was damaged after heavy rain.
tablet
noun
a small flat computer you can touch to use
ট্যাবলেট
Students use a tablet to read books and do online classes.
tape
noun
a long thin strip used for sticking or recording
টেপ, ফিতা
The teacher used tape to fix the map on the wall.
technical
adjective
relating to special skills or knowledge in science
প্রযুক্তিগত, কারিগরি
The engineer solved a technical problem in the factory system.
technology
noun
Tools and machines made by science to help people.
প্রযুক্তি
New technology helps doctors treat patients more quickly.
textile
noun
Cloth or fabric made by weaving or knitting threads.
কাপড় বা বস্ত্র
Bangladesh exports a large amount of textile to other countries.
theory
noun
an idea used to explain something not yet proven
তত্ত্ব
Darwin's theory of evolution changed how scientists think.
ton
noun
a unit of weight equal to one thousand kilograms
টন (ওজনের একক)
The factory produces five hundred tons of steel each month.
universe
noun
all of space, stars, planets, and everything that exists
মহাবিশ্ব
Scientists study the universe to learn about distant stars.
update
verb
To make something newer or more current.
আপডেট করা
You should update your software to fix security problems.
user
noun
a person who uses something, like a computer
ব্যবহারকারী
Every user must create a password to access the website.
version
noun
a form of something that is slightly different from others
সংস্করণ
Please download the latest version of the software today.
virtual
adjective
existing on a computer, not in the real world
ভার্চুয়াল, কাল্পনিক
Students attended a virtual classroom during the pandemic.
wax
noun
a soft oily solid material used in candles and polish
মোম
Wax is used to protect surfaces and make them shine brightly.
web
noun
the internet system that connects pages online
ওয়েব, জাল
You can find many IELTS practice tests on the web.
website
noun
A place on the internet with pages of information.
ওয়েবসাইট
Students can find IELTS practice tests on this website.
wheels
noun
round parts under a vehicle that help it move
চাকা
The invention of wheels changed transport and technology forever.
wire
noun
a thin metal thread used to carry electricity
তার
The electrician fixed the broken wire in the office building.
zero
noun
the number 0; nothing at all
শূন্য
The temperature dropped to zero degrees last night.
QUICK PRACTICE — TAP TO REVEAL দ্রুত অনুশীলন — ট্যাপ করে দেখুন
Tap a card to reveal the meaning. Can you remember before looking? কার্ডে ট্যাপ করলে অর্থ দেখাবে। দেখার আগে মনে করতে পারবেন?
aluminium
noun
Tap to reveal ↓
ট্যাপ করুন ↓
A light, silver-coloured metal used to make many things.
অ্যালুমিনিয়াম ধাতু
enable
verb
Tap to reveal ↓
ট্যাপ করুন ↓
to make it possible for someone to do something
সক্ষম করা
predict
verb
Tap to reveal ↓
ট্যাপ করুন ↓
to say what you think will happen in the future
পূর্বাভাস দেওয়া, ভবিষ্যৎ বলা
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