dehydration
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Spanish FR French DE German RU Russian ZH Chinese JA Japanese
All Vocabulary Cards All Vocabularies
B2 noun /ˌdiː.haɪˈdreɪʃən/

dehydration

Meaning
A condition in which the body or tissue lacks adequate water content.
Example
Dehydration can lead to fatigue and confusion.
C1 adjective /ɪnˈdɪɡnənt/

indignant

Meaning
Feeling or showing anger at something considered unfair or unjust.
Example
She was indignant when accused of cheating.
B1 noun /ˈdaɪəɡræm/

diagram

Meaning
a simplified drawing that shows the structure, relationship, or process of something
Example
The teacher explained the system using a clear diagram.
C1 noun /ˌɪnækˈtɪvɪti/

inactivity

Meaning
the state of not being active physically or mentally; lack of action
Example
Prolonged inactivity can negatively affect both physical and mental health.
B2 noun, verb /striːk/

streak

Meaning
a long, thin line or mark; to move very quickly in a specified direction
Example
Lightning streaked across the night sky.
A2 noun /dɒl/

doll

Meaning
a small toy resembling a human figure, especially for children
Example
The little girl hugged her favorite doll tightly.
C2 noun /ˈdɛrɪk/

derrick

Meaning
A framework or tower used for supporting a crane, especially for oil drilling or lifting heavy loads.
Example
The workers assembled a derrick at the oil drilling site.
B2 noun /ˈkæs.ər.oʊl bɑːks/

Casserole box

Meaning
a covered dish used for cooking and serving food, especially baked dishes
Example
The casserole box kept the food warm during the dinner party.
C2 verb /ˈpɜːrdʒər/

perjure

Meaning
To knowingly tell a lie in a court of law after swearing to tell the truth.
Example
He was accused of trying to perjure himself during the trial.
B1 noun /ˈvɪərər/

viewer

Meaning
a person who watches something, especially television or video content
Example
The viewer is able to switch channels with the remote control.
B2 phrase kəˈlek.tɪv ˈæk.ʃən

collective action

Meaning
Action taken by a group of people working together toward a common goal or purpose.
Example
Collective action is needed to mitigate climate change.
B1 noun/adjective /ˈstændɪŋ/

standing

Meaning
status, reputation, or position; also the act of being upright on the feet
Example
He has high standing in the community for his charity work.
C2 noun /ˌɪnədˈvɜːrtəns/

inadvertence

Meaning
Failure to pay attention; carelessness.
Example
The error happened through sheer inadvertence.
C1 verb /dɪˈteɪn/

detain

Meaning
to keep someone from proceeding; to hold back, especially by official authority
Example
The police detained the suspect for questioning.
C1 noun /ˈpriː.tekst/

Pretext

Meaning
a reason given in justification of a course of action that is not the real reason
Example
He used illness as a pretext to avoid the meeting.
B1 noun /ˈmem.bə.ʃɪp/

membership

Meaning
The state of belonging to or being part of an organization or group.
Example
The country's membership in the organization marked 50 years.
C1 verb /hoʊn/

hone

Meaning
To sharpen a blade or to improve a skill through practice.
Example
She honed her presentation skills before the big meeting.
B1 noun /ˌæv.əˈkɑː.doʊ/

Avocado

Meaning
a green pear-shaped fruit with creamy flesh and high fat content, often used in healthy diets
Example
Avocado is rich in healthy fats and is popular in salads and toast.
C1 verb /ˈwɪtl/

whittle

Meaning
to carve or shape something by cutting off small pieces; to gradually reduce
Example
He spent the afternoon whittling a piece of wood into a toy.
C1 noun /ˌpɒl.iˈtek.nɪk/

polytechnic

Meaning
an educational institution offering practical and technical courses
Example
She studied engineering at a well-known polytechnic in her city.
C1 verb məˈtæb.ə.laɪz

metabolize

Meaning
Process and use food for growth and to replace tissue, or process other substances in the body.
Example
The liver helps to metabolize toxins.
C2 noun /ˈmɒnəɡrɑːf/

monograph

Meaning
A detailed written study of a single specialized subject or aspect of it.
Example
The professor published a monograph on ancient pottery.
C1 adjective /ˈprɪs.tiːn/

pristine

Meaning
In its original condition; unspoiled, clean, and fresh.
Example
The forest remains in a pristine condition.
B2 noun /kəmˈpoʊnənt/

component

Meaning
a part or element of a larger whole, especially a machine or system
Example
The engine is the most important component of the car.
C1 noun /ˈtriːtɪs/

treatise

Meaning
a formal and systematic written work dealing with a subject in detail
Example
He wrote a treatise on modern economic theory.
C1 verb /ˈskʌr.i/

scurry

Meaning
To move quickly with short, hurried steps.
Example
The mice scurried across the kitchen floor when the lights turned on.
B2 verb /dɪˈstɔːrt/

distort

Meaning
to twist or change the shape, appearance, or meaning of something so it is not true or accurate
Example
The mirror distorted her reflection.
B2 adjective /ˌʌnɪˈmædʒənəbəl/

Unimaginable

Meaning
impossible to conceive; beyond imagination
Example
The scale of destruction was unimaginable until we saw it firsthand.
B2 noun /ˌsɛlf rɪˈspɛkt/

self-respect

Meaning
A feeling of pride and confidence in oneself; self-worth.
Example
She refused to compromise her self-respect by accepting unfair treatment.
B1 noun ˈpɒdkɑːsts

podcasts

Meaning
A digital audio or video file or recording, usually part of a themed series, that can be downloaded from a website to a media player or computer.
Example
Podcasts are great for improving listening.
C1 noun /daɪˈvɜː.dʒəns/

divergence

Meaning
The process or state of diverging; a difference or deviation between two or more things.
Example
The divergence in their opinions led to a heated debate.
B2 verb /spɛər/

spare

Meaning
To give something that one has extra of; to refrain from harming or killing.
Example
Could you spare me a few minutes of your time?
B2 noun /ˈkæp.ʃən/

caption

Meaning
a brief explanation or description accompanying an illustration or photograph
Example
The caption under the photo explained who the people were.
C2 adjective /ˌɪndɪˈsɒljʊbl/

indissoluble

Meaning
Unable to be destroyed, broken, or dissolved.
Example
Marriage was once considered an indissoluble bond.
B2 noun /ˈprɛdətər/

predator

Meaning
An animal that hunts and kills other animals for food.
Example
Lions are powerful predators in the savannah.
A2 verb /klaɪm/

climb

Meaning
to go up using hands and feet; to ascend
Example
We decided to climb the mountain.
C2 adjective /ˌpɛrənˈθɛtɪkəl/

parenthetical

Meaning
Relating to or expressed in parentheses; a side remark or digression.
Example
He added a parenthetical comment during the lecture.
B1 noun ˈmɪlɪteri

military

Meaning
The armed forces of a country.
Example
The military was called for assistance.
A2 adjective /ˈhevi/

Heavy

Meaning
having great weight; intense or severe
Example
The heavy suitcase was difficult to carry up the stairs.
B2 noun ˈæt.rɪ.bjuːt

attribute

Meaning
A quality or feature regarded as a characteristic or inherent part of someone or something.
Example
An important attribute of wood is its flexibility.
C2 noun /ˌær.əˈbɪl.ɪ.ti/

arability

Meaning
The quality of land being suitable for growing crops.
Example
The arability of land depends on soil quality and water availability.
C2 noun /ˈfeɪ.tə.lɪ.zəm/

fatalism

Meaning
the belief that all events are predetermined and inevitable
Example
He embraced fatalism, believing that nothing he did could change his destiny.
B2 noun/verb /dræft/

draft

Meaning
A preliminary version of a piece of writing; to prepare a preliminary version of a document.
Example
She finished the first draft of her novel.
C1 noun kəˈmɑːnd ɪˈkɒn.ə.mi

command economy

Meaning
An economic system where economic activities are controlled by the government.
Example
In a command economy, the government controls production and prices.
B1 verb /tʃɒp/

chop

Meaning
to cut with a sharp tool; to cut into pieces
Example
She chops vegetables for dinner.
B1 noun /mʌd/

mud

Meaning
soft, wet earth or soil
Example
The children were playing in the mud after the rain.
C1 adjective /sɪˈkluːdɪd/

secluded

Meaning
Placed apart from other people or things; private and quiet.
Example
They spent their vacation in a secluded beach house.
C1 verb /ˈoʊvərˌhɔːl/

overhaul

Meaning
to examine thoroughly and repair or improve something that is worn or ineffective
Example
The company decided to overhaul its outdated computer system.
C1 noun ˈmiːdiə ˈdɒmɪnəns

media dominance

Meaning
The control and powerful influence that media has over communication and information distribution in society.
Example
The internet has enhanced media dominance globally.
C2 verb /ˌɪntərˈmɪt/

intermit

Meaning
To suspend or stop for a time; to pause intermittently.
Example
The rain would intermit and then start again.
C1 noun /ˈlʌɡ.ɪdʒ væn/

Luggage van

Meaning
a vehicle designed for carrying luggage and cargo
Example
The luggage van carried all the passengers' suitcases.
B2 adjective /ʌnˈkwɒl.ɪ.faɪd/

Unqualified

Meaning
not having the necessary skills or qualifications; complete or absolute
Example
He was unqualified for the engineering position due to lack of experience.
C2 noun /ˈsælvoʊ/

salvo

Meaning
A simultaneous discharge of guns or release of bombs; a sudden outburst of cheers or applause.
Example
The soldiers fired a salvo to honor the fallen general.
C2 adjective /ˈhæl.si.ən/

halcyon

Meaning
calm, peaceful, and happy; denoting a period of time in the past that was idyllically happy and peaceful
Example
She often reminisces about the halcyon days of her childhood.
C1 noun /ˈslændər/

Slander

Meaning
the action of making false spoken statements damaging to someone's reputation
Example
The politician sued the newspaper for slander.
B2 noun /ˈdraɪv.weɪ/

driveway

Meaning
a short private road leading from a street to a house or garage
Example
The car was parked in the driveway next to the garden.
C1 verb /ˌriːɪmˈbɜːrs/

reimburse

Meaning
to pay back money to someone who has spent it or lost it
Example
The company reimbursed him for travel expenses.
A1 pronoun /hɜːr/

her

Meaning
used to refer to a female person or animal already mentioned or easily identified
Example
I saw her at the park yesterday.
B2 verb /ˌmɪsˈjuːz/

misuse

Meaning
To use something incorrectly or for the wrong purpose.
Example
Misusing social media profiles can harm relationships.
B1 noun /weɪdʒ/

Wage

Meaning
money paid to someone for work, especially for work done by the hour or day
Example
The company increased the minimum wage for all workers.
C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

Meaning
A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.
Example
Bangladesh has a unique deltaic landscape.
C1 adjective /ˌʌnˈpɑr.də.nə.bəl/

Unpardonable

Meaning
too bad to be forgiven; inexcusable
Example
His betrayal of trust was an unpardonable offense.
C2 adjective /ˈmjuːtəbl/

mutable

Meaning
Capable of change or alteration.
Example
Human emotions are mutable and can shift rapidly.
A2 noun /ˈmʌʃ.ruːm/

Mushroom

Meaning
a type of fungus that can be eaten, often used in cooking
Example
The pizza was topped with fresh mushrooms.
B2 adjective /sə'spɪʃ.əs/

Suspicious

Meaning
having or showing distrust; doubtful; questionable
Example
The police found his behavior very suspicious.
C2 noun /ˈsɒfɪzəm/

sophism

Meaning
a clever but misleading argument; fallacious reasoning
Example
The politician's speech was full of sophism designed to mislead voters.
C2 adjective /ˈmiːzli/

measly

Meaning
contemptibly small or insignificant
Example
He was paid a measly sum for the hard work.
C2 verb /rɪˈfrækt/

refract

Meaning
To bend light, sound, or heat as it passes through a medium.
Example
The water refracts light, making the straw look bent.
C2 noun /ˌniːoʊˈlætɪn/

neo-latin

Meaning
The use of Latin language for scholarly, scientific, and literary purposes after the medieval period.
Example
Many scientific names are derived from Neo-Latin.
C2 adverb /ʌnˈɜːrɪŋli/

unerringly

Meaning
Without making any mistakes; always accurate
Example
The archer aimed unerringly at the target.
C1 noun /sɪv/

sieve

Meaning
a utensil with a mesh or perforated bottom, used for straining or sifting
Example
She used a sieve to strain the pasta.
C1 noun /ˈɒptɪks/

optics

Meaning
The branch of physics dealing with light and vision.
Example
She studied optics to understand how lenses work.
C2 adjective /prɪˈmɒnɪtəri/ or /ˌpriːməˈnɪtəri/

premonitory

Meaning
giving a warning or prediction about something, especially something unpleasant
Example
He ignored the premonitory signs of illness.
C2 noun /ˈeɪʒən siː bæs/

Asian sea bass

Meaning
a large predatory fish found in coastal waters and estuaries of the Indo-Pacific region, prized for its white meat
Example
Asian sea bass is highly valued in aquaculture for its fast growth.
C2 noun /ˈæk.rɪ.moʊ.ni/

acrimony

Meaning
Bitterness and anger, especially in speech or behavior.
Example
The divorce was filled with acrimony and disputes.
C2 adjective ˌvɪz.ju.oʊˈspeɪ.ʃəl

visuospatial

Meaning
Related to understanding the relationship between space and objects through vision.
Example
Good visuospatial skills are important for architecture and design.
C1 noun /straɪf/

strife

Meaning
angry or violent conflict; struggle or discord
Example
The region has been torn apart by political strife.
B2 noun /dʒɔː/

Jaw

Meaning
either of the two bones forming the framework of the mouth in most vertebrates
Example
She broke her jaw in the accident.
B2 adjective /stɪf/

Stiff

Meaning
not easily bent or changed; rigid; firm
Example
The old wooden board was too stiff to bend.
C1 noun, verb /ˈmæn.deɪt/

mandate

Meaning
an official order or command; to give someone authority to act in a certain way
Example
The government issued a mandate to reduce carbon emissions.
B2 noun /strɪp/

Strip

Meaning
a long narrow piece of cloth, paper, plastic, or other material
Example
She tore a strip of paper from the notebook.
C1 noun rɪˌkuːpərˈeɪʃən

recuperation

Meaning
The process of gradually recovering from illness or fatigue
Example
Rest is essential for recuperation after illness.
C2 noun /ɪˌpɪstəˈmɒlədʒi/

epistemology

Meaning
The branch of philosophy that studies the nature, origin, and scope of knowledge.
Example
Epistemology explores the difference between justified belief and opinion.
B2 verb /ɡreɪz/

graze

Meaning
To feed on grass; to touch or scrape lightly while passing.
Example
The cows graze in the meadow every morning.
C1 verb /dɪˈpriːʃieɪt/

depreciate

Meaning
to reduce in value over time
Example
Cars tend to depreciate quickly in their first few years.
B2 verb /fjuːz/

fuse

Meaning
To join or blend two or more things together into one.
Example
The two metals fused under high heat.
C1 noun /ˈfɔɪeɪr/

foyer

Meaning
An entrance hall or lobby in a building.
Example
The guests waited in the hotel foyer before checking in.
C1 noun /ˈdʒʌɡərˌnɔːt/

juggernaut

Meaning
A huge, powerful, and unstoppable force or institution.
Example
The new tech company has become a juggernaut in the industry.
B2 adjective /mɪr/

mere

Meaning
Used to emphasize how small or insignificant something is.
Example
It was a mere suggestion, not a command.
C2 adjective /ˈhæŋ.dɔːɡ/

hangdog

Meaning
looking or feeling ashamed, guilty, or defeated.
Example
He gave me a hangdog look after being caught lying.
B1 adjective /blɒnd/

blond

Meaning
having light-colored hair, typically pale yellow or golden.
Example
She has long blond hair that shines in the sunlight.
B1 verb /ɪkˈspænd/

expand

Meaning
To increase in size, number, or importance.
Example
The company plans to expand its operations into new markets.
C1 verb /ˌmɪsˈkaʊnt/

miscount

Meaning
To count wrongly or inaccurately.
Example
He miscounted the number of chairs in the hall.
B2 noun /ˈbrɔːd.bænd/

broadband

Meaning
a high-capacity transmission technique using a wide range of frequencies.
Example
Broadband internet has become a necessity in modern homes.
C1 adjective /ˈæm.ɪ.kə.bəl/

amicable

Meaning
Having a spirit of friendliness; without serious disagreement or rancor.
Example
They reached an amicable agreement.
C2 noun (plural) /ˈɔːspɪsɪz/

auspices

Meaning
Patronage, support, or guidance, often used in the phrase 'under the auspices of'.
Example
The conference was held under the auspices of the United Nations.
B1 adjective /ɪnˌθjuːziˈæstɪk/

enthusiastic

Meaning
Having or showing intense and eager enjoyment, interest, or approval.
Example
The explorers were enthusiastic about the journey.
C2 noun /ˈpætwɑː/

patois

Meaning
a regional or social dialect, especially one considered nonstandard or informal
Example
The guide slipped into local patois when chatting with the fishermen.
C1 noun ˌɒb.səˈlɛs.əns

obsolescence

Meaning
The process of becoming obsolete or outdated and no longer used.
Example
The rapid advancement of technology leads to the obsolescence of old devices.
B2 adjective /esˈθet.ɪk/

Aesthetic

Meaning
Concerned with beauty or the appreciation of beauty.
Example
Good aesthetic design enhances product appeal.
B1 verb /prəˈnaʊns/

pronounce

Meaning
to say words correctly; to declare officially
Example
She can pronounce French words perfectly.
C1 adjective /ˈraɪtfəl/

rightful

Meaning
having a legitimate or just claim; proper or lawful
Example
She is the rightful owner of the property.
A2 noun /jɑːrd/

Yard

Meaning
a unit of linear measure equal to 3 feet; an area of land immediately adjacent to a building
Example
The children played in the back yard.
B2 noun /ˌvɛrɪfɪˈkeɪʃən/

verification

Meaning
The process of establishing the truth, accuracy, or validity of something.
Example
The bank requires verification of identity before opening an account.
C1 noun /ˈdɪm.pəl/

Dimple

Meaning
a small depression in the flesh, either one that exists permanently or one that forms when smiling
Example
Her charming dimples appeared whenever she smiled at the children.
A2 noun /ɡoʊld/

Gold

Meaning
a precious yellow metallic element; jewelry or ornaments made of gold
Example
The gold bracelet sparkled in the sunlight.
C2 noun /ˈhɑː.mə.li/

Homily

Meaning
a religious discourse delivered as part of a church service; a tedious moralizing lecture
Example
The priest delivered an inspiring homily about compassion and forgiveness during Sunday service.
C1 verb /ˈlɔːndər/

launder

Meaning
to wash clothes, linens, etc.; or to conceal the origins of money obtained illegally
Example
She laundered all the dirty clothes on Sunday.
B2 noun, verb /kɜːrs/

curse

Meaning
a solemn wish that harm or misfortune should befall someone; a rude or offensive word or phrase; to utter offensive words or wish harm upon someone
Example
He cursed loudly when he realized he had lost his wallet.
C1 verb /ˈmɪŋɡl/

mingle

Meaning
to mix or combine; to move among people and engage socially
Example
Guests mingled at the party, chatting and laughing together.
C2 noun /ˈɪrɪtənsi/

irritancy

Meaning
the quality or state of causing irritation; legal or formal invalidation
Example
The constant noise became an irritancy to the neighbors.
C2 noun /troʊp/

trope

Meaning
A common or overused theme, idea, or device in literature, film, or speech.
Example
The film avoided the usual superhero tropes.
C2 noun /ɒkˈteɪvoʊ/

octavo

Meaning
A size of book page resulting from folding a sheet of paper into eight leaves (sixteen pages).
Example
The old library contained rare octavo editions of Shakespeare.
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.
C1 adjective ˌprɒb.ə.bɪˈlɪs.tɪk

probabilistic

Meaning
Based on probability; involving chance or statistical likelihood.
Example
The model follows a probabilistic approach to predictions.
C1 adjective /ˈɡruːəlɪŋ/

grueling

Meaning
Extremely tiring and demanding.
Example
The athletes faced a grueling training session.
A2 noun /ˈɡrændˌpeə.rənt/

grandparent

Meaning
the parent of one's father or mother
Example
My grandparents live in a small village near the hills.
B2 verb /hætʃ/

hatch

Meaning
to emerge from an egg; to devise or create a plan
Example
The bird will hatch from its egg soon.
C1 verb /ˈkwɪkən/

quicken

Meaning
to make or become faster; to accelerate
Example
His pulse began to quicken as he approached the finish line.
C1 noun /ˈsɪmətri/

symmetry

Meaning
the quality of having balanced proportions or identical parts facing each other
Example
The building’s symmetry impressed the visitors.
A2 verb /ɪnˈkɜːrɪdʒ/

encourage

Meaning
to give support, confidence, or hope; to motivate
Example
Teachers should encourage students to ask questions.