D 字头

dam - n. a wall built across a river to hold backflowing water

damage - v. to cause injury or destruction; n. harm; hurt or injury, usually to things

dance - v. to move the body and feet to music; n. a series of steps, usually to music

danger - n. a strong chance of suffering injury, damage or loss

dark - ad. having little or no light ("The room was dark.")

date - n. an expression of time; a day, month and year

daughter - n. a person's female child

day - n. twenty-four hours; the hours of sunlight

dead - ad. not living

deaf - ad. not able to hear

deal - v. to have to do with ("The talks will deal with the problem of pollution."); to buy or sell ("Her company deals in plastic.")

debate - v. to argue for or against something; n. a public discussion or argument

debt - n. something that is owed; the condition of owing

decide - v. to choose; to settle; to judge

declare - v. to say; to make a statement

decrease - v. to make less in size or amount

deep - ad. going far down; a long way from top to bottom

defeat - v. to cause to lose in a battle or struggle; n. a loss; the condition of having lost

defend - v. to guard or fight against attack; to protect

deficit - n. a shortage that results when spending is greater than earnings, or imports are greater than exports

define - v. to give the meaning of; to explain

degree - n. a measure of temperature

delay - v. to decide to do something at a later time; to postpone; to cause to be late

delegate - n. one sent to act for another; one who represents another

demand - v. to ask by ordering; to ask with force

democracy - n. the system of government in which citizens vote to choose leaders or to make other important decisions

demonstrate - v. to make a public show of opinions or feelings ("The crowd demonstrated in support of human rights."); to explain by using examples ("The teacher demonstrated the idea with an experiment.")

denounce - v. to accuse of being wrong or evil; to criticize severely

deny - v. to declare that something is not true; to refuse a request

depend - v. to need help and support

deplore - v. to regret strongly; to express sadness

deploy - v. to move forces or weapons into positions for action

depression - n. severe unhappiness; a period of reduced business and economic activity during which many people lose their jobs

describe - v. to give a word picture of something; to give details of something

desert - n. a dry area of land

design - v. to plan or create plans for

desire - v. to want very much; to wish for

destroy - v. to break into pieces; to end the existence of

detail - n. a small part of something; a small piece of information

develop - v. to grow; to create; to experience progress

device - n. a piece of equipment made for a special purpose

dictator - n. a ruler with complete power

die - v. to become dead; to stop living; to end

diet - n. usual daily food and drink

different - ad. not the same

difficult - ad. not easy; hard to do, make or carry out

dig - v. to make a hole in the ground

dinner - n. the main amount of food eaten at a usual time ("The family had its dinner at noon."); a special event that includes food ("The official dinner took place at the White House.")

diplomat - n. a person who represents his or her government in dealing with another government

direct - v. to lead; to aim or show the way ("He directed me to the theater."); ad. straight to something; not through some other person or thing ("The path is direct.")

direction - n. the way (east, west, north, south); where someone or something came from or went to

dirt - n. earth or soil

disappear - v. to become unseen; to no longer exist

disarm - v. to take away weapons; to no longer keep weapons; to make a bomb harmless by removing its exploding device

discover - v. to find or learn something

discuss - v. to talk about; to exchange ideas

disease - n. a sickness in living things, often caused by

viruses, germs or bacteria

dismiss - v. to send away; to refuse to consider

dispute - v. to oppose strongly by argument; n. an angry debate

dissident - n. a person who strongly disagrees with his or her government

distance - n. the amount of space between two places or objects ("The distance from my house to your house is two kilometers.")

dive - v. to jump into water head first

divide - v. to separate into two or more parts

do - v. to act; to make an effort

doctor - n. a person trained in medicine to treat sick people

document - n. an official piece of paper with facts written on it, used as proof or support of something

dog - n. a small animal that often lives with humans

dollar - n. United States money, one hundred cents

door - n. an opening for entering or leaving a building or room

down - ad. from higher to lower; in a low place

dream - v. to have a picture or story in the mind during sleep; n. a picture or story in the mind during sleep; a happy idea about the future

drink - v. to take liquid into the body through the mouth

drive - v. to control a moving vehicle

drop - v. to fall or let fall; to go lower

drown - v. to die under water

drug - n. anything used as a medicine or in making medicine; a chemical substance used to ease pain or to affect the mind

dry - ad. not wet; without rain

during - ad. through the whole time; while (something is happening)

dust - n. pieces of matter so small that they can float in the air

duty - n. one's job or responsibility; what one must do because it is right and just