IELTS Vocabulary D (Part 1)
daring adj. Brave.
darkling adv. Blindly.
Darwinism n. The doctrine that natural selection has been the prime cause of evolution of higher forms.
dastard n. A base coward.
datum n. A premise, starting-point, or given fact.
dauntless adj. Fearless.
day-man n. A day-laborer.
dead-heat n. A race in which two or more competitors come out even, and there is no winner.
dearth n. Scarcity, as of something customary, essential ,or desirable.
death's-head n. A human skull as a symbol of death.
debase v. To lower in character or virtue.
debatable adj. Subject to contention or dispute.
debonair adj. Having gentle or courteous bearing or manner.
debut n. A first appearance in society or on the stage.
decagon n. A figure with ten sides and ten angles.
decagram n. A weight of 10 grams.
decaliter n. A liquid and dry measure of 10 liters.
decalogue n. The ten commandments.
Decameron n. A volume consisting of ten parts or books.
decameter n. A length of ten meters.
decamp v. To leave suddenly or unexpectedly.
decapitate v. To behead.
decapod adj. Ten-footed or ten-armed.
decasyllable n. A line of ten syllables.
deceit n. Falsehood.
deceitful adj. Fraudulent.
deceive v. To mislead by or as by falsehood.
decency n. Moral fitness.
decent adj. Characterized by propriety of conduct, speech, manners, or dress.
deciduous adj. Falling off at maturity as petals after flowering, fruit when ripe, etc.
decimal adj. Founded on the number 10.
decimate v. To destroy a measurable or large proportion of.
decipher v. To find out the true words or meaning of, as something hardly legible.
decisive ad. Conclusive.
declamation n. A speech recited or intended for recitation from memory in public.
declamatory adj. A full and formal style of utterance.
declarative adj. Containing a formal, positive, or explicit statement or affirmation.
declension n. The change of endings in nouns and adj. to express their different relations of gender.
decorate v. To embellish.
decorous adj. Suitable for the occasion or circumstances.
decoy n. Anything that allures, or is intended to allures into danger or temptation.
decrepit adj. Enfeebled, as by old age or some chronic infirmity.
dedication n. The voluntary consecration or relinquishment of something to an end or cause.
deduce v. To derive or draw as a conclusion by reasoning from given premises or principles.
deface v. To mar or disfigure the face or external surface of.
defalcate v. To cut off or take away, as a part of something.
defamation n. Malicious and groundless injury done to the reputation or good name of another.
defame v. To slander.
default n. The neglect or omission of a legal requirement.
defendant n. A person against whom a suit is brought.
defensible adj. Capable of being maintained or justified.
defensive adj. Carried on in resistance to aggression.
defer v. To delay or put off to some other time.
deference n. Respectful submission or yielding, as to another's opinion, wishes, or judgment.
defiant adj. Characterized by bold or insolent opposition.
deficiency n. Lack or insufficiency.
deficient adj. Not having an adequate or proper supply or amount.
definite adj. Having an exact signification or positive meaning.
deflect v. To cause to turn aside or downward.
deforest v. To clear of forests.
deform v. To disfigure.
deformity n. A disfigurement.
defraud v. To deprive of something dishonestly.
defray v. To make payment for.
degeneracy n. A becoming worse.
degenerate v. To become worse or inferior.
degradation n. Diminution, as of strength or magnitude.
degrade v. To take away honors or position from.
dehydrate v. To deprive of water.
deify v. To regard or worship as a god.