science
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A2 noun ˈsaɪəns

science

Meaning
The intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
Example
Science continues to explore the unknown.
C2 noun /aɪˈkɒnəklæst/

iconoclast

Meaning
A person who attacks or criticizes cherished beliefs, traditions, or institutions.
Example
He was known as an iconoclast who challenged old traditions.
A1 adjective /mʌm/

Mum

Meaning
silent; saying nothing; keeping quiet
Example
He kept mum about the surprise party plans.
B2 noun /ˈboʊld.nəs/

Boldness

Meaning
willingness to take risks; confidence and courage in behavior
Example
Her boldness in confronting the problem impressed everyone.
C1 adjective /ɪkˈstreɪ.ni.əs/

extraneous

Meaning
Not directly related or essential to the matter at hand; irrelevant.
Example
The editor removed extraneous details from the report.
C1 verb ˌsɝː.kəmˈvent

circumvent

Meaning
To cleverly avoid or find a way around obstacles or rules.
Example
He tried to circumvent the security system.
C1 adjective /kəˈləʊ.kwi.əl/

colloquial

Meaning
Used in ordinary conversation rather than formal speech or writing; informal language.
Example
His colloquial expressions made the speech relatable.
C2 noun /ˌmjuːlˈtɪər/

muleteer

Meaning
a person who drives or takes care of mules
Example
The muleteer guided the animals safely across the mountain path.
B2 adjective /ˈɪmɪnənt/

imminent

Meaning
About to happen; likely to occur very soon.
Example
Dark clouds signaled that a storm was imminent.
B2 noun /skʌl/

Skull

Meaning
the bony framework of the head that protects the brain
Example
The doctor examined the skull X-ray carefully.
C2 noun /ˈflɒtsəm/

flotsam

Meaning
Floating debris from a shipwreck or things discarded and left floating.
Example
The beach was littered with flotsam after the storm.
C1 noun /ˌpɒməˈdɔːrəʊ/

pomodoro

Meaning
A time management technique that uses a timer to break down work into intervals.
Example
The Pomodoro technique improves productivity.
C2 noun /ˈɡlʌt.ən/

Glutton

Meaning
a person who regularly eats or drinks more than is necessary; someone who has an excessive appetite
Example
He was known as a glutton who could finish three large pizzas in one sitting.
B2 verb /hæk/

hack

Meaning
to cut or chop roughly; to gain unauthorized access to a computer system
Example
The programmer managed to hack into the system.
B2 noun /ˈteɪ.lər/

Tailor

Meaning
a person whose job is making and altering clothes
Example
The tailor measured him for a new suit.
A2 noun, verb /pəʊst/

post

Meaning
a job or position, or to send something by mail
Example
She posted a letter to her friend yesterday.
A1 verb /biː/

be

Meaning
To exist, to occur, or to have a particular quality.
Example
She wants to be a doctor.
B2 adjective /ˈlɪniər/

linear

Meaning
Arranged in or extending along a straight line.
Example
The artist used linear perspective in his drawings.
B2 noun /baɪˈɒɡrəfi/

Biography

Meaning
an account of someone's life written by someone else; the story of a person's life
Example
I'm reading a fascinating biography of Albert Einstein.
B2 noun /kæf/

Calf

Meaning
a young cow or bull; young of various large mammals
Example
The calf stayed close to its mother.
C1 verb /ˈræn.də.maɪz/

randomize

Meaning
To make something happen in a random order or manner.
Example
The software can randomize the order of questions.
B2 noun /ˈvɜː.dɪkt/

verdict

Meaning
a decision made by a jury or judge in a court case
Example
The jury returned a guilty verdict after three hours of deliberation.
C1 adjective /ˈkoʊvərt/

covert

Meaning
hidden, secret, or not openly acknowledged
Example
The spy conducted a covert operation behind enemy lines.
C2 noun /daɪˈɡrɛʃən/

digression

Meaning
A temporary departure from the main subject in speech or writing.
Example
Her story was full of interesting digressions.
B2 verb /dɪˈsiːv/

deceive

Meaning
To cause someone to believe something that is not true.
Example
He tried to deceive his friends with a fake story.
C2 noun /ˈfrɛs.koʊ/

fresco

Meaning
A painting done rapidly in watercolor on wet plaster so that the colors penetrate the surface
Example
The church walls were decorated with beautiful frescoes.
B2 noun /buˈkeɪ/

Bouquet

Meaning
an attractively arranged bunch of flowers, especially one presented as a gift or carried at a ceremony
Example
The bride carried a beautiful bouquet of white roses down the aisle.
C1 adjective /dɪˈɡreɪdɪd/

degraded

Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
C2 noun /ˌsɪŋ.krəˈnɪs.ɪ.ti/

synchronicity

Meaning
The meaningful coincidence of two or more events that are not planned.
Example
The synchronicity of their thoughts amazed everyone.
A1 verb /send/

send

Meaning
to cause something to go or be taken to a particular destination; to transmit
Example
I will send you an email with the details.
C1 noun /ˈaʊtˌɡroʊθ/

outgrowth

Meaning
something that grows out of something else; a natural development or result
Example
The new policy was an outgrowth of years of debate.
C2 verb /kənˈvoʊk/

convoke

Meaning
to call together or summon a meeting or assembly
Example
The committee convoked an emergency session to discuss the crisis.
C1 verb /ˌriːɪnˈtɪɡreɪt/

reintegrate

Meaning
To bring someone or something back into a group or society after being separated.
Example
The program helps prisoners reintegrate into society.
B1 verb /ˈsɪzər/

scissor

Meaning
to cut with or as if with scissors
Example
The tailor scissored the fabric neatly.
B1 noun /ˈkʊkər/

cooker

Meaning
a device or appliance used for cooking food; a person or thing that cooks
Example
The rice cooker makes cooking meals much easier.
B2 noun/verb /ˈkwɒr.ən.tiːn/

quarantine

Meaning
A period of isolation to prevent the spread of disease.
Example
The travelers were placed in quarantine for two weeks.
C1 noun /ˈnʌr.ɪʃ.mənt/

nourishment

Meaning
Food and nutrients necessary for the body's growth and development.
Example
Proper nourishment is essential for child development.
B1 adjective /dɪsˈɒnəst/

Dishonest

Meaning
not honest; fraudulent; deceitful
Example
The dishonest salesman tried to sell them a broken car.
B2 adverb /ˌæksɪˈdɛntəli/

accidentally

Meaning
happening by chance or unexpectedly
Example
He accidentally dropped the glass.
B1 noun /steɪk/

steak

Meaning
a thick slice of meat, typically beef, cooked by grilling or frying
Example
He ordered a grilled steak with vegetables.
A2 verb /rɪˈmeɪn/

remain

Meaning
to stay in the same place; to continue to exist
Example
Only a few guests remain at the party.
B2 noun /ˈfrʌn.tɪər/

frontier

Meaning
A new area of activity, knowledge, or development; the edge of knowledge or achievement.
Example
Robotic surgery is exploring a new frontier in medicine.
C2 adjective /ˈmɒθ ˌiːtən/

moth-eaten

Meaning
Damaged or worn out, especially by moths or age.
Example
He wore a moth-eaten sweater on the cold day.
B2 noun /foʊm/

Foam

Meaning
a mass of small bubbles formed on or in liquid; frothy white mass
Example
The waves crashed against the rocks, creating white foam on the shore.
C2 adjective /dɪˈmoʊniˌæk/

demoniac

Meaning
possessed, produced, or influenced by a demon; frenzied or violent
Example
The soldiers fought with demoniac fury.
C1 adjective /əˈfɜːrmətɪv/

affirmative

Meaning
expressing agreement, approval, or a positive response
Example
She gave an affirmative answer to the proposal.
B2 noun /ˈɪɡ.nər.əns/

Ignorance

Meaning
lack of knowledge or information; the state of being uninformed about something
Example
His ignorance about basic computer skills made it difficult for him to find a job.
B2 verb /ˈrɛkən/

reckon

Meaning
To think, believe, or expect something; to calculate or estimate.
Example
I reckon it will rain later today.
A2 noun /ˈlem.ən/

Lemon

Meaning
a yellow citrus fruit with acidic juice
Example
She squeezed a lemon into her tea.
C1 noun (plural) /kwɑːmz/

qualms

Meaning
feelings of doubt, worry, or uneasiness
Example
He had serious qualms about accepting the offer.
C2 verb /haɪ/

hie

Meaning
to go quickly; hasten
Example
He hied to the station to catch the train.
A2 noun ˈpʌblɪk træns ˈpɔːt

public transport

Meaning
Transportation systems available for use by the general public, typically including buses, trains, and metros.
Example
Public transport systems are essential for reducing traffic congestion.
B2 noun /ˈsɜːdʒən/

surgeon

Meaning
a doctor who performs medical operations
Example
The surgeon performed a complex heart operation.
C1 noun /ɪmˈprɪzənmənt/

imprisonment

Meaning
the act of putting someone in prison; the state of being confined as punishment
Example
He faced imprisonment for violating the court order.
B2 adjective /ˈrɒt.ən/

Rotten

Meaning
decayed; spoiled; bad
Example
The apple is rotten and should be thrown away.
B2 noun /siːdʒ/

siege

Meaning
A military operation in which a place is surrounded to force its surrender.
Example
The castle fell after a long siege.
B2 noun /ˈdʒʊəri/

jury

Meaning
a group of people sworn to give a verdict in a legal case based on the evidence
Example
The jury found him guilty of the crime.
C1 adjective /ˌʌnɪmˈplɔɪəbəl/

unemployable

Meaning
Not able to be employed; lacking the skills or qualities necessary for employment
Example
Due to his criminal record, he was considered unemployable in most companies.
B2 adjective /ɪnˈtriːɡɪŋ/

intriguing

Meaning
very interesting and unusual; arousing curiosity
Example
The movie has an intriguing plot that keeps the audience hooked.
B2 noun /ˈsleɪvəri/

slavery

Meaning
the system or state of being owned and forced to work for someone else
Example
Slavery was abolished in most countries in the 19th century.
A2 noun; gerund /ˈwɒʃɪŋ/

washing

Meaning
the act of cleaning with water or other liquid; clothes or items that are being washed
Example
Washing clothes regularly helps maintain hygiene.
A2 adjective, adverb /ˈfæstər/

faster

Meaning
moving or able to move quickly; more quickly than usual
Example
This car is faster than the old one.
C1 noun /ˈblɛm.ɪʃ/

blemish

Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
B2 noun /hʌb/

hub

Meaning
the central part of a place or activity where things converge
Example
The city is the hub of the country's trade network.
B2 adjective /ˈpreɪz.wɜː.ði/

Praiseworthy

Meaning
deserving praise; commendable; admirable
Example
Her charitable work is truly praiseworthy.
C1 noun /səˈvɪləti/

civility

Meaning
Polite and courteous behavior.
Example
He treated his opponent with civility despite their differences.
B2 verb /rɪˈvɜːrt/

revert

Meaning
to return to a previous state, condition, or practice
Example
The system will revert to its original settings after the update.
A1 verb /muːv/

move

Meaning
to change position; to go from one place to another; to relocate
Example
They decided to move to a bigger house.
A2 noun /ˈstjuːdiəʊ/

studio

Meaning
a room where an artist, photographer, musician, or broadcaster works
Example
The singer recorded her new song in the studio.
B1 adjective /ˌækəˈdɛmɪk/

academic

Meaning
related to education, learning, or scholarly activities
Example
She has an outstanding academic record.
C2 noun /ˌsɪmjʊˈleɪkrəm/

simulacrum

Meaning
an image or representation of someone or something; a superficial likeness
Example
The statue was only a simulacrum of the ancient god.
C2 adjective /ˌprɒvɪˈdɛnʃəl/

providential

Meaning
occurring at a favorable or opportune time, as if guided by divine intervention
Example
Their timely rescue was considered providential.
C1 noun /səbˈvɜːrʒən/

subversion

Meaning
the act of trying to destroy or undermine an established system or authority
Example
The government accused the rebels of planning subversion.
C2 noun /ˌmɪn.ɪˈstreɪ.ʃən/

ministration

Meaning
The act of providing care, assistance, or religious service.
Example
She recovered thanks to the kind ministrations of the nurses.
A2 noun /hɒt drɪŋk/

Hot-drink

Meaning
a warm or heated beverage consumed for refreshment or comfort
Example
I prefer a hot drink like tea or coffee in the morning.
B2 noun ˌkɒn.stɪˈtjuː.ʃən

constitution

Meaning
A body of fundamental principles or established precedents according to which a state is governed.
Example
Constitutional reforms ensure equity.
C2 adjective /ˈnaɪt.li/

Knightly

Meaning
having the characteristics of a knight; chivalrous; noble and brave
Example
He showed knightly courage in defending the innocent.
A1 adverb /ˈkwɪk.li/

Quickly

Meaning
at a fast speed; with little delay; rapidly
Example
He quickly finished his homework.
C2 adjective /ɪnˈɡreɪʃiˌeɪtɪŋ/

ingratiating

Meaning
Charming or flattering in a way intended to gain favor.
Example
His ingratiating smile made everyone trust him quickly.
B2 noun /ˌdʒʌstɪfɪˈkeɪʃən/

justification

Meaning
a reason, explanation, or excuse that shows something is right or reasonable
Example
There is no justification for such rude behavior.
C1 noun, verb /slɜːr/

slur

Meaning
An insulting remark or suggestion; or to speak indistinctly.
Example
He made a slur against her character.
A2 noun /ˈsuː.pəˌmɑː.kɪt/

supermarket

Meaning
a large self-service store selling food and household goods
Example
She went to the supermarket to buy groceries.
C2 noun /rɪˈfræk.tər/

refractor

Meaning
A type of telescope that uses lenses to focus light.
Example
Refractor telescopes use lenses to focus light.
C2 adjective /ˈmæk.jʊˌleɪ.tɪd/

maculated

Meaning
Spotted or stained; marked with blemishes.
Example
The maculated surface of the old mirror gave it a unique charm.
B2 verb /sɔːr/

soar

Meaning
to fly or rise high in the air; to increase rapidly or dramatically
Example
The eagle soared high above the mountains.
C2 noun /ˌpæl.ənˈkiːn/

Palanquin

Meaning
a covered chair or bed carried on poles by bearers
Example
The bride was carried to the wedding ceremony in an ornate palanquin.
C1 noun /ˈredʒ.ɪ.mən/

regimen

Meaning
A prescribed course of medical treatment, way of life, or diet for the promotion or restoration of health.
Example
A strict exercise regimen improves overall fitness.
B2 adjective /ˈtʃær.ɪ.tə.bəl/

Charitable

Meaning
generous in giving to those in need; showing kindness
Example
She is known for her charitable work in the community.
C2 adjective /ʌpˈrɔːr.i.əs/

uproarious

Meaning
Extremely funny or noisy; causing loud laughter or commotion.
Example
The comedian's jokes were absolutely uproarious.
C1 noun ˈstræt.ə.sfɪər

stratosphere

Meaning
The layer of the earth's atmosphere above the troposphere, extending to about 50 km above the earth's surface.
Example
The stratosphere provides a unique environment.
C1 noun /ˌsəʊ.ʃi.əʊˈek.ə.nɒm.ɪk ˈprɒɡ.res/

socioeconomic progress

Meaning
Advancement in both social and economic conditions of a society or community.
Example
Socioeconomic progress uplifts marginalized communities.
C2 noun /ɪnˈsɪpiəns/

incipience

Meaning
the beginning or initial stage of something
Example
The project was still in its incipience when funding was approved.
C2 adjective /ˌɛvəˈnɛsənt/

evanescent

Meaning
Quickly fading or disappearing; lasting for only a very short time.
Example
The beauty of the sunset was evanescent, fading within minutes.
A1 noun /bɪˈɡɪnɪŋ/

beginning

Meaning
The start or first part of something.
Example
The beginning of the story was very interesting.
C1 verb/noun /skaʊl/

scowl

Meaning
To frown in an angry or bad-tempered way.
Example
She scowled when she heard the unfair remark.
C2 adverb /ˈbruːskli/ or /ˈbrʌskli/

brusquely

Meaning
in a blunt, abrupt, or rude manner
Example
She brusquely dismissed the suggestion.
B1 abbreviation /ˌaɪˈiː/

ie

Meaning
That is to say; used to clarify or explain something more precisely.
Example
Many amphibians, i.e., frogs and salamanders, can live both in water and on land.
A1 noun /maʊs/

Mouse

Meaning
a small rodent with a long tail and typically gray or brown fur
Example
The little mouse hid behind the cabinet.
C1 noun /ˈkɜːrlər/

curler

Meaning
A small roller used for curling hair.
Example
She used a curler to style her hair for the party.
C2 adverb /ˌɪnsəʊˈmʌtʃ/

insomuch

Meaning
to such an extent
Example
He was insomuch tired that he could hardly stand.
C2 verb /əˈdʒʊər/

adjure

Meaning
to urge or command someone solemnly, often under oath or a strong sense of duty
Example
The witness was adjured to tell the truth in court.
B1 noun fʌnd

fund

Meaning
A sum of money saved or made available for a particular purpose.
Example
The government allocated a fund for disaster relief.
B1 adjective, adverb /ˈoʊvərɔːl/

overall

Meaning
in general or as a whole
Example
Overall, the project has been successful.
C1 adjective /ˈsiː.naɪl/

senile

Meaning
Showing the weaknesses of old age, especially mental decline.
Example
The old man became senile and forgot familiar faces.
B2 noun /ˈmænʃən/

mansion

Meaning
a large, impressive house
Example
The billionaire lives in a luxurious mansion overlooking the ocean.
B1 noun /ˈvɔɪ.ɪdʒ/

Voyage

Meaning
a long journey involving travel by sea or in space
Example
The ship's voyage across the Atlantic took two weeks.
B2 noun /piːk/

Peak

Meaning
the highest point of a mountain or hill; the maximum level or intensity
Example
The climbers reached the peak of Mount Everest.
B2 noun /ˈlɪn.ən/

linen

Meaning
A strong cloth made from the fibers of the flax plant, or items made from this cloth such as sheets or clothing.
Example
She bought new linen curtains for the living room.
C1 adjective /ˈlækˌlʌstər/

lackluster

Meaning
Lacking in vitality, force, or conviction; uninspired or uninspiring.
Example
The lackluster performance disappointed the audience.
C1 noun /rɑk sɔlt/

Rock Salt

Meaning
natural salt crystals formed from evaporated ancient seas; unrefined salt
Example
Rock salt is considered healthier than table salt.
C2 noun /ˈɒkjʊlɪst/

oculist

Meaning
An old-fashioned term for an eye doctor or ophthalmologist.
Example
The village oculist was known for treating various eye diseases.
C2 noun /ˈjuːnɪvəˌlɛns/

univalence

Meaning
The state of having a single valence or combining power, especially in chemistry.
Example
Hydrogen is characterized by its univalence in chemical reactions.
C1 noun /ˈæpərtʃər/

aperture

Meaning
an opening, hole, or gap, especially one that lets in light
Example
Light entered through the small aperture in the wall.
B2 noun /ˈbæŋ.ɡəl/

Bangle

Meaning
a rigid bracelet or anklet worn as jewelry
Example
She wore beautiful gold bangles on her wrists.
B2 adverb /ʌnˈsɜːrtənli/

uncertainly

Meaning
in a way that shows doubt or lack of certainty
Example
She glanced uncertainly at the complicated instructions.
B2 noun /ˈɪnstɪŋkt/

instinct

Meaning
A natural way of behaving or reacting that does not require learning.
Example
Birds build nests by instinct.
B2 verb /dɪˈvoʊt/

devote

Meaning
to give time, effort, or resources to something
Example
She devotes much of her time to helping the poor.
C1 noun /hʌl/

hull

Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
C1 noun/verb /tæk/

tack

Meaning
a small sharp nail; or to change direction in sailing or approach something differently
Example
She used a tack to pin the paper on the wall.
B1 adjective ˌɑː.tɪˈfɪʃ.əl

artificial

Meaning
Made by humans; not occurring naturally
Example
Artificial systems are transforming industries.
C1 noun /ˈɒfʃuːt/

offshoot

Meaning
A branch or result that develops from something larger or more important.
Example
The startup was an offshoot of a major tech company.