dehydration
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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.
B2 adjective /ˈdræs.tɪk/

Drastic

Meaning
extreme; severe; having a strong or far-reaching effect
Example
The company took drastic measures to reduce costs.
B2 verb /dɪˈprɛs/

depress

Meaning
To make someone feel sad or without hope; to reduce the level or strength of something.
Example
The gloomy weather tends to depress people.
B2 noun ˌdedɪˈkeɪʃn

dedication

Meaning
The quality of being dedicated or committed to a task or purpose; devotion.
Example
His dedication laid the foundation of Indian science.
B2 verb /ˈdɛvəˌsteɪt/

devastate

Meaning
to cause severe and overwhelming destruction or damage
Example
The hurricane devastated the coastal town.
B2 noun ˌdiː.fɒr.ɪˈsteɪ.ʃən

deforestation

Meaning
The action of clearing a wide area of trees; the permanent destruction of forests in order to make the land available for other uses.
Example
Deforestation accelerates the loss of biodiversity.
B2 adjective /ˈdæmɪdʒɪŋ/

damaging

Meaning
causing harm or injury
Example
The storm caused damaging effects to the crops.
B2 noun dɪˈskrɛʃən

discretion

Meaning
The quality of behaving or speaking in such a way as to avoid causing offense or revealing private information.
Example
She handled the situation with great discretion.
B2 verb /dɪˈvaɪz/

devise

Meaning
To plan or invent something carefully.
Example
The engineers devised a new method to reduce costs.
B2 noun /ˈdʌklɪŋ/

duckling

Meaning
a young duck
Example
The mother duck led her ducklings to the pond.
B2 adjective /dɪˈsɛptɪv/

deceptive

Meaning
Giving an appearance or impression different from the truth; misleading.
Example
Appearances can be deceptive.
B2 verb /daɪˈvɜːrt/

divert

Meaning
to turn aside from a course; to redirect or entertain
Example
The police diverted traffic to a side road.
B2 noun /ˈdɪɡ.nə.ti/

Dignity

Meaning
the state of being worthy of honor or respect; composure and self-respect
Example
Despite facing hardships, she maintained her dignity throughout the ordeal.
B2 noun /dɪˈnaɪ.əl/

Denial

Meaning
the action of declaring something to be untrue; refusal to acknowledge something
Example
His denial of involvement in the scandal was met with skepticism.
B2 verb /dɪˈmɒlɪʃ/

demolish

Meaning
to destroy completely, especially a building or structure
Example
The city decided to demolish the old stadium to build a new one.
B2 noun /ˈdiː.lɪŋ/

Dealing

Meaning
business transactions; the way of treating people or handling situations
Example
His fair dealing with customers earned him an excellent reputation.
B2 verb /dɪsˈtʃɑːrdʒ/

discharge

Meaning
to release or dismiss from duty; to emit or give off
Example
The hospital will discharge the patient tomorrow.
B2 noun /ˈdjuːəʊ/

duo

Meaning
a pair of people or things, especially in music or entertainment
Example
The musical duo performed their latest hit at the concert.
B2 adjective /ˈdɛlɪkət/

delicate

Meaning
Easily broken or damaged; requiring careful handling.
Example
The vase is very delicate, so handle it with care.
B2 noun /ˈdɛpjʊti/

deputy

Meaning
A person appointed as a substitute with power to act.
Example
The deputy will lead the meeting in the manager’s absence.
B2 noun /dɪˈsep.ʃən/

Deception

Meaning
the action of deceiving someone; the state of being deceived
Example
The magician's deception amazed the audience with seemingly impossible tricks.
B2 noun /diːp siː/

deep sea

Meaning
The deep parts of the sea or ocean, typically beyond the continental shelf.
Example
Many deep-sea creatures produce bioluminescence for survival.
B2 noun /ˈdɪdʒɪt/

digit

Meaning
a numeral from 0 to 9; also a finger or toe
Example
You must enter a four-digit code to unlock the phone.
B2 noun /ˈdʌmi/

dummy

Meaning
a model or replica of a human used for practice, display, or testing; also a term for a foolish person
Example
The tailor used a dummy to display the dress.
B2 verb /dɪˈpɪkt/

depict

Meaning
to represent or show something in a picture, story, or other art form
Example
The painting depicts a beautiful sunset over the sea.
B2 adjective /ˈdespərət/

Desperate

Meaning
reckless; extremely urgent; critical
Example
The situation became desperate as water supplies ran out.
B2 adjective /ˈdevəsteɪtɪŋ/

devastating

Meaning
causing severe shock, distress, or destruction; extremely damaging or upsetting
Example
The earthquake had a devastating effect on the city.
B2 adverb /drəˈmætɪkli/

dramatically

Meaning
in a sudden, striking, or exaggerated way
Example
Sales increased dramatically after the campaign.
B2 noun /ˈdiːlər/

dealer

Meaning
a person or business that buys and sells goods; someone who distributes
Example
The car dealer offered a discount to attract customers.
B2 adjective /ˈdɪl.ɪ.dʒənt/

Diligent

Meaning
hardworking and careful; showing persistent effort
Example
She is a diligent student who studies every day.
B2 noun daɪˈmen.ʃən

dimension

Meaning
An aspect or feature of a situation, problem, or thing; a measurable extent.
Example
Renewable projects add a new dimension to urban planning.
B2 noun /ˈdiː.sən.si/

Decency

Meaning
behavior that conforms to accepted standards of morality or respectability
Example
She had the decency to apologize for her mistake immediately.
B2 adjective/noun ˌdem.əˈɡræf.ɪk

demographic

Meaning
Relating to the structure of populations; statistical data relating to the population and particular groups within it.
Example
The company analyzes demographic trends before launching a product.
B2 noun /dɪˈstɪŋk.ʃən/

Distinction

Meaning
a difference or contrast between similar things; excellence that sets someone apart; honor or recognition
Example
She graduated with distinction, earning the highest honors in her class.
B2 adjective /dɪˈzæs.trəs/

Disastrous

Meaning
extremely bad or unsuccessful; causing great damage
Example
The hurricane had disastrous effects on the city.
B2 adverb /ˈden.sli/

densely

Meaning
In a closely compacted or crowded manner.
Example
The area is densely covered with trees.
B2 noun /ˌdɒkjʊmɛnˈteɪʃən/

documentation

Meaning
material that provides official information or evidence
Example
The documentation for the project is available for review.
B2 noun /diˈoʊ.dər.ənt/

Deodorant

Meaning
a substance that removes or conceals unpleasant smells, especially bodily odors
Example
She applied deodorant before going to the gym to stay fresh during workout.
B2 noun /droʊn/

Drone

Meaning
a male bee that does not work and whose only function is to mate with the queen
Example
The drone bees do not collect honey like worker bees.
B2 verb /drɪft/

drift

Meaning
to move slowly, especially by air or water currents
Example
The boat began to drift away from the shore.
B2 verb /ˈdɛzɪɡneɪt/

designate

Meaning
to officially assign, appoint, or indicate something or someone
Example
The committee will designate a new chairperson next week.
B2 noun /ˈder.ɪŋ/

Daring

Meaning
adventurous courage; willingness to take risks
Example
The mountain climber's daring impressed everyone at the base camp.
B2 verb /dɪˈvoʊt/

devote

Meaning
to give time, effort, or resources to something
Example
She devotes much of her time to helping the poor.
B2 noun /ˈdeɪtəbeɪs/

database

Meaning
a structured collection of data stored and accessed electronically
Example
The company's customer details are stored in a secure database.
B2 adverb /ˈdʌbli/

doubly

Meaning
in a twofold manner; to twice the degree
Example
She felt doubly fortunate after winning the prize and getting a promotion.
B2 verb /ˈdɛdɪkeɪt/

dedicate

Meaning
to devote time, effort, or oneself to a particular purpose or person
Example
She dedicated her life to helping the poor.
B2 noun /ˈdoʊnər/

donor

Meaning
A person who gives something, especially to a charity or cause.
Example
The donor contributed generously to the hospital’s new wing.
B2 noun /dɪsˈkloʊʒər/

disclosure

Meaning
the action of making something known or public
Example
The disclosure of the company's financial status was delayed.
B2 verb /dɪsˈeɪbl/

disable

Meaning
to make something unable to function or operate
Example
The technician disabled the alarm system temporarily.
B2 adjective /dɪˈstɪŋktɪv/

distinctive

Meaning
having a quality or characteristic that makes something different and easily noticed
Example
The restaurant is known for its distinctive flavors.
B2 noun /ˈdæf.ə.dɪl/

Daffodil

Meaning
A bright yellow spring flower with a trumpet-shaped center, symbolizing rebirth and new beginnings
Example
The daffodils bloomed early this spring in the meadow.
B2 noun /daɪˈnæmɪks/

dynamics

Meaning
the forces or properties that stimulate growth, development, or change within a system or process
Example
The dynamics of the team changed after the new manager joined.
B2 adjective /dɪm/

Dim

Meaning
not bright; having little light; faint
Example
The room was dim with only a small candle for light.
B2 noun /dɪˈpen.dəns/

Dependence

Meaning
the state of relying on or needing someone or something for support; addiction
Example
His dependence on technology made it difficult for him to work without internet.
B2 noun /dɪsˈkʌmfərt/

discomfort

Meaning
A feeling of slight pain, unease, or awkwardness.
Example
She shifted in her chair due to discomfort in her back.
B2 adjective /dɪˈstrʌktɪv/

Destructive

Meaning
causing damage; harmful
Example
The hurricane was highly destructive to coastal areas.
B2 noun /ˌdɪsɪnˈfɛktənt/

disinfectant

Meaning
a chemical substance used to kill harmful microorganisms on surfaces
Example
The cleaner sprayed disinfectant on the table.
B2 verb dɪsˈrʌpt

disrupt

Meaning
To interrupt or disturb the normal progress or activity of something.
Example
Individual pursuits disrupt social harmony.
B2 noun /dɔːn/

Dawn

Meaning
the first appearance of light in the sky before sunrise; the beginning or start of something
Example
The fishermen set out to sea before dawn to catch the morning tide.
B2 noun /ˈdaɪ.vər/

Diver

Meaning
a type of water bird that dives underwater to catch fish
Example
The diver disappeared beneath the surface to catch a fish.
B2 verb /dɪˈraɪv/

derive

Meaning
To obtain something from a source.
Example
Many English words derive from Latin.
B2 verb /dɪˈtɜːr/

deter

Meaning
to discourage someone from doing something by instilling doubt or fear
Example
High fines are meant to deter people from breaking the law.
B2 adjective /dɪˈziːzd/

Diseased

Meaning
affected by disease; suffering from illness; sick
Example
The diseased tree had to be removed from the garden.
B2 noun /dɪˈrɛktəri/

directory

Meaning
a book or online resource listing people, businesses, or services with relevant details
Example
I need to find a plumber in the phone directory.
B2 adjective /dɪˈstɜː.bɪŋ/

disturbing

Meaning
causing anxiety, worry, or emotional distress
Example
The news about the accident was deeply disturbing.
B2 noun /ˈdɔːr.mæt/

Door-mat

Meaning
a mat placed in front of a door for wiping feet
Example
Please wipe your feet on the door-mat before entering the house.
B2 noun daɪˈvɜːsɪti

diversity

Meaning
The state of being diverse; variety.
Example
Biodiversity promotes ecosystem stability and resilience.
B2 noun /ˌdek.ləˈreɪ.ʃən/

Declaration

Meaning
a formal or explicit statement or announcement; an official proclamation
Example
The president's declaration of independence marked a historic moment for the nation.
B2 adjective /dæmp/

damp

Meaning
slightly wet, often in an unpleasant way
Example
The room felt cold and damp after the rain.
B2 adjective /dɪˈstrɛst/

distressed

Meaning
feeling or showing extreme anxiety, sorrow, or pain
Example
She looked distressed after hearing the bad news.
B2 verb, noun /dɑːrt/

dart

Meaning
to move suddenly and quickly; a small pointed missile thrown at a target
Example
The cat darted across the street to avoid the car.
B2 adjective /dɪˈskriːt/

discreet

Meaning
careful and prudent in one's speech or actions, especially to keep something confidential or avoid embarrassment
Example
She was discreet about the details of their conversation.
B2 adverb dɪˈlɪb.ər.ət.li

deliberately

Meaning
Consciously and intentionally; on purpose.
Example
The actions were deliberately planned to cause harm.
B2 noun /ˌdaɪəɡˈnoʊsɪs/

diagnosis

Meaning
The identification of a disease, condition, or problem through examination of symptoms.
Example
The diagnosis confirmed that she had diabetes.
B2 noun /dɪˈnɒmɪˌneɪtər/

denominator

Meaning
the number below the line in a fraction; a common factor in a situation
Example
In the fraction 3/4, the number 4 is the denominator.
B2 verb /dɪˈzɒlv/

dissolve

Meaning
to melt or become liquid; to officially end or break up an agreement or organization
Example
The sugar will dissolve quickly in hot tea.
B2 noun /ˈdɛnɪmz/

denims

Meaning
pants or clothes made from denim fabric, usually jeans
Example
He wore blue denims with a white shirt.
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.
B2 noun /dɪˈstɜː.bəns/

Disturbance

Meaning
the interruption of a settled and peaceful condition; anxiety or mental uneasiness
Example
The loud music created a disturbance that bothered all the neighbors.
B2 noun /dæm/

Dam

Meaning
a barrier constructed to hold back water and raise its level; a female parent of an animal
Example
The massive dam provides electricity and controls flooding in the region.
B2 adjective /dɪˈpɛndəbl/

dependable

Meaning
able to be trusted or relied on; consistently reliable
Example
She is a dependable colleague who always meets deadlines.
B2 verb /dɪˈspaɪz/

despise

Meaning
to regard with contempt; to hate strongly
Example
She despises dishonesty in all its forms.
B2 adjective /ˈdæz.lɪŋ/

Dazzling

Meaning
extremely bright and impressive; brilliant and stunning
Example
The dazzling lights of the city amazed the tourists.
B2 noun ˈdevəsteɪtɪŋ ˈkɒnsɪkwənsɪz

devastating consequences

Meaning
Extremely harmful or destructive results or effects
Example
Air pollution has devastating consequences for health.
B2 noun /dwɔːrf/

dwarf

Meaning
a person, animal, or plant much smaller than average
Example
Snow White lived with seven dwarfs.
B2 adjective /dɪˌveləpˈmentl/

developmental

Meaning
relating to the process of growth or progress
Example
Early childhood is a crucial developmental stage for learning.
B2 verb /ˌdɪsəˈpruːv/

disapprove

Meaning
to have a negative opinion about something; to consider something wrong or bad
Example
Many parents disapprove of smoking.
B2 noun /ˈden.sə.ti/

Density

Meaning
the degree of compactness of a substance; the quantity of something per unit area
Example
The density of population in the city center is extremely high.
B2 noun /ˌdɪsəˈɡriːmənt/

disagreement

Meaning
a failure to agree or a difference in opinion
Example
Their disagreement on the issue caused a delay in the project.
B2 verb /dɪˈspætʃ/

dispatch

Meaning
to send off to a destination or for a purpose
Example
The company dispatched aid to the flood victims.
B2 noun /ˌdaɪəˈbiːtiːz/

diabetes

Meaning
a medical condition in which the body cannot properly control the level of sugar in the blood
Example
He was diagnosed with type 2 diabetes last year.
B2 adjective daɪˈvɜːs

diverse

Meaning
Showing a great deal of variety; very different.
Example
Diverse industries enhance economic resilience.
B2 noun /dɪˈveləpər/

developer

Meaning
a person or company that creates software, buildings, or land projects
Example
She works as a software developer at a tech company.
B2 adjective /ˈdʌsti/

dusty

Meaning
covered with or full of dust; dry and dull from lack of moisture or use
Example
The old bookshelf was dusty after years of neglect.
B2 noun/verb /dɪˈvɔːrs/

divorce

Meaning
the legal ending of a marriage; to officially end a marriage
Example
After years of conflict, they decided to get a divorce.
B2 noun /diːd/

Deed

Meaning
an action that is performed intentionally or consciously; a legal document showing ownership
Example
His heroic deed saved the child from drowning in the river.
B2 verb /ˌdɪskəˈnɛkt/

disconnect

Meaning
to detach or separate from a connection or source
Example
Please disconnect the charger from the power outlet.
B2 verb /dɪˈskrɪmɪˌneɪt/

discriminate

Meaning
To treat someone unfairly based on race, gender, or other differences; or to recognize a distinction.
Example
The law prohibits employers from discriminating against women.
B2 verb /draʊn/

drown

Meaning
to die or cause to die by being submerged in and inhaling water
Example
He nearly drowned while swimming in the river.
B2 adjective /dɪˈvɔːrst/

divorced

Meaning
No longer married because the marriage has been legally dissolved.
Example
She has been divorced for five years.
B2 adjective /dɪˈzɜːrtɪd/

deserted

Meaning
Empty of people; abandoned.
Example
The village looked completely deserted after the storm.
B2 adjective /dɪsˈɡʌstɪd/

disgusted

Meaning
feeling a strong sense of dislike or revulsion
Example
She was disgusted by the way he treated the animals.
B2 verb, noun /dɒn/

don

Meaning
to put on (an article of clothing); also used as a title for a respected person
Example
She donned her coat before leaving.
B2 noun /ˈdel.ɪ.ɡət/

Delegate

Meaning
a person chosen or elected to act for or represent others; representative
Example
Each country sent a delegate to participate in the international conference.
B2 adjective dɪˈlɪbəreɪt

deliberate

Meaning
Done consciously and intentionally; carefully considered.
Example
His deliberate actions showed great care and thoughtfulness.
B2 noun, verb /ˈdɪskɔːrs/

discourse

Meaning
Written or spoken communication or debate.
Example
The professor gave a discourse on ancient philosophy.
B2 verb /dɪsˈkʌrɪdʒ/

discourage

Meaning
to make someone less confident or enthusiastic about doing something
Example
Failure should not discourage you from trying again.
B2 noun /ˈdes.tə.ni/

Destiny

Meaning
the events that will necessarily happen to someone in the future; fate or predetermined course
Example
She believed that meeting him was her destiny and meant to be.
B2 verb/noun /ˌdɪsrɪˈɡɑːrd/

disregard

Meaning
To ignore something; lack of consideration or respect for something.
Example
He disregarded the warning signs and kept driving.
B2 adjective /ˈdɛntəl/

dental

Meaning
relating to teeth or dentistry
Example
She goes for a dental checkup every six months.
B2 verb /drɪp/

drip

Meaning
to fall or let fall in drops
Example
Water was dripping from the broken pipe.
B2 adjective /ˈduː.əl/

Dual

Meaning
having two parts or consisting of two elements; double
Example
She has dual citizenship of both countries.
B2 noun daɪˈlem.ə

dilemma

Meaning
A situation in which a difficult choice has to be made between two or more alternatives.
Example
She faced a moral dilemma at work.
B2 noun /dɪsˈɡreɪs/

Disgrace

Meaning
loss of reputation or respect as the result of a dishonorable action; a shameful situation
Example
His arrest brought disgrace upon his entire family and reputation.
B2 adverb /ˈdɪmli/

dimly

Meaning
in a faint or unclear way; with little light
Example
The room was dimly lit by a single candle.
B2 verb /dæʃ/

dash

Meaning
to move quickly and suddenly; to strike or break something violently
Example
She dashed across the street to catch the bus.
B2 noun /dɪˈsen.dənt/

Descendant

Meaning
a person who is descended from a particular ancestor; offspring of a later generation
Example
She discovered that she was a descendant of European royalty through genealogy research.
B2 adjective /dɪˈzaɪərəbl/

desirable

Meaning
worth having or wanting; attractive
Example
The location of the house was highly desirable, with great views.
B2 noun /dɪˈtɜːrdʒənt/

detergent

Meaning
a substance used for cleaning, especially for washing clothes and dishes
Example
She bought a new brand of detergent for laundry.
B2 verb /dɪˈmɪnɪʃ/

diminish

Meaning
to make or become less; to reduce in size, importance, or value
Example
Over time, his influence in the company began to diminish.
B2 adjective /dɪˈsɛndənt/

descendent

Meaning
Moving downward; going down or descending.
Example
The river followed a descendent course toward the valley.