SAT考试高频词汇中，以字母D开头的词汇比较多，新航道小编整理SAT高频词汇D部，供大家参考。

　　daunting (adj.) intimidating, causing one to lose courage (He kept delaying the

　　daunting act of asking for a promotion.)

　　dearth (n.) a lack, scarcity (An eager reader, she was dismayed by the dearth of classic

　　books at the library.)

　　debacle (n.) a disastrous failure, disruption (The elaborately designed fireworks show

　　turned into a debacle when the fireworks started firing in random directions.)

　　debase (v.) to lower the quality or esteem of something (The large raise that he gave

　　himself debased his motives for running the charity.)

　　debauch (v.) to corrupt by means of sensual pleasures (An endless amount of good wine

　　and cheese debauched the traveler.)

　　debunk (v.) to expose the falseness of something (He debunked her claim to be the

　　world’s greatest chess player by defeating her in 18 consecutive matches.)

　　decorous (adj.) socially proper, appropriate (The appreciative guest displayed decorous

　　behavior toward his host.)

　　decry (v.) to criticize openly (The kind video rental clerk decried the policy of charging

　　customers late fees.)

　　deface (v.) to ruin or injure something’s appearance (The brothers used eggs and

　　shaving cream to deface their neighbor’s mailbox.)

　　defamatory (adj.) harmful toward another’s reputation (The defamatory gossip

　　spreading about the actor made the public less willing to see the actor’s new movie.)

　　defer (v.) to postpone something; to yield to another’s wisdom (Ron deferred to Diane,

　　the expert on musical instruments, when he was asked about buying a piano.)

　　deferential (adj.) showing respect for another’s authority (His deferential attitude

　　toward her made her more confident in her ability to run the company.)

　　defile (v.) to make unclean, impure (She defiled the calm of the religious building by

　　playing her banjo.)

　　deft (adj.) skillful, capable (Having worked in a bakery for many years, Marcus was a

　　deft bread maker.)

　　defunct (adj.) no longer used or existing (They planned to turn the defunct schoolhouse

　　into a community center.)

　　delegate (v.) to hand over responsibility for something (The dean delegated the task of

　　finding a new professor to a special hiring committee.)

　　deleterious (adj.) harmful (She experienced the deleterious effects of running a

　　marathon without stretching her muscles enough beforehand.)

　　deliberate (adj.) intentional, reflecting careful consideration (Though Mary was quite

　　upset, her actions to resolve the dispute were deliberate.)

　　delineate (v.) to describe, outline, shed light on (She neatly delineated her reasons for

　　canceling the project’s funding.)

　　demagogue (n.) a leader who appeals to a people’s prejudices (The demagogue

　　strengthened his hold over his people by blaming immigrants for the lack of jobs.)

　　demarcation (n.) the marking of boundaries or categories (Different cultures have

　　different demarcations of good and evil.)

　　demean (v.) to lower the status or stature of something (She refused to demean her

　　secretary by making him order her lunch.)

　　demure (adj.) quiet, modest, reserved (Though everyone else at the party was dancing

　　and going crazy, she remained demure.)

　　denigrate (v.) to belittle, diminish the opinion of (The company decided that its

　　advertisements would no longer denigrate the company’s competitors.)

　　denounce (v.) to criticize publicly (The senator denounced her opponent as a greedy

　　politician.)

　　deplore (v.) to feel or express sorrow, disapproval (We all deplored the miserable

　　working conditions in the factory.)

　　depravity (n.) wickedness (Rumors of the ogre’s depravity made the children afraid to

　　enter the forest.)

　　deprecate (v.) to belittle, depreciate (Always over-modest, he deprecated his

　　contribution to the local charity.)

　　derelict (adj.) abandoned, run-down (Even though it was dangerous, the children

　　enjoyed going to the deserted lot and playing in the derelict house.)

　　deride (v.) to laugh at mockingly, scorn (The bullies derided the foreign student’s

　　accent.)

　　derivative (adj.) taken directly from a source, unoriginal (She was bored by his music

　　because she felt that it was derivative and that she had heard it before.)

　　desecrate (v.) to violate the sacredness of a thing or place (They feared that the

　　construction of a golf course would desecrate the preserved wilderness.)

　　desiccated (adj.) dried up, dehydrated (The skin of the desiccated mummy looked like

　　old paper.)

　　desolate (adj.) deserted, dreary, lifeless (She found the desolate landscape quite a

　　contrast to the hustle and bustle of the overcrowded city.)

　　despondent (adj.) feeling depressed, discouraged, hopeless (Having failed the first

　　math test, the despondent child saw no use in studying for the next and failed that

　　one too.)

　　despot (n.) one who has total power and rules brutally (The despot issued a death

　　sentence for anyone who disobeyed his laws.)

　　destitute (adj.) impoverished, utterly lacking (The hurricane destroyed many homes

　　and left many families destitute.)

　　deter (v.) to discourage, prevent from doing (Bob’s description of scary snakes couldn’t

　　deter Marcia from traveling in the rainforests.)

　　devious (adj.) not straightforward, deceitful (Not wanting to be punished, the devious

　　girl blamed the broken vase on the cat.)

　　dialect (n.) a variation of a language (In the country’s remote, mountainous regions, the

　　inhabitants spoke a dialect that the country’s other inhabitants had difficulty

　　understanding.)

　　diaphanous (adj.) light, airy, transparent (Sunlight poured in through the diaphanous

　　curtains, brightening the room.)

　　didactic 1. (adj.) intended to instruct (She wrote up a didactic document showing new

　　employees how to handle the company’s customers.) 2. (adj.) overly moralistic (His

　　didactic style of teaching made it seem like he wanted to persuade his students not to

　　understand history fully, but to understand it from only one point of view.)

　　diffident (adj.) shy, quiet, modest (While eating dinner with the adults, the diffident

　　youth did not speak for fear of seeming presumptuous.)

　　diffuse 1. (v.) to scatter, thin out, break up (He diffused the tension in the room by

　　making in a joke.) 2. (adj.) not concentrated, scattered, disorganized (In her

　　writings, she tried unsuccessfully to make others understand her diffuse thoughts.)

　　dilatory (adj.) tending to delay, causing delay (The general’s dilatory strategy enabled

　　the enemy to regroup.)

　　diligent (adj.) showing care in doing one’s work (The diligent researcher made sure to

　　check her measurements multiple times.)

　　diminutive (adj.) small or miniature (The bullies, tall and strong, picked on the

　　diminutive child.)

　　dirge (n.) a mournful song, especially for a funeral (The bagpipers played a dirge as the

　　casket was carried to the cemetery.)

　　disaffected (adj.) rebellious, resentful of authority (Dismayed by Bobby’s poor

　　behavior, the parents sent their disaffected son to a military academy to be

　　disciplined.)

　　disavow (v.) to deny knowledge of or responsibility for (Not wanting others to criticize

　　her, she disavowed any involvement in the company’s hiring scandal.)

　　discern (v.) to perceive, detect (Though he hid his emotions, she discerned from his body

　　language that he was angry.)

　　disclose (v.) to reveal, make public (The CEO disclosed to the press that the company

　　would have to fire several employees.)

　　discomfit (v.) to thwart, baffle (The normally cheery and playful children’s sudden

　　misery discomfited the teacher.)

　　discordant (adj.) not agreeing, not in harmony with (The girls’ sobs were a discordant

　　sound amid the general laughter that filled the restaurant.)

　　discrepancy (n.) difference, failure of things to correspond (He was troubled by the

　　discrepancy between what he remembered paying for the appliance and what his

　　receipt showed he paid for it.)

　　discretion (n.) the quality of being reserved in speech or action; good judgment (Not

　　wanting her patient to get overly anxious, the doctor used discretion in deciding how

　　much to tell the patient about his condition.)

　　discursive (adj.) rambling, lacking order (The professor’s discursive lectures seemed to

　　be about every subject except the one initially described.)

　　disdain 1. (v.) to scorn, hold in low esteem (Insecure about their jobs, the older

　　employees disdained the recently hired ones, who were young and capable.) 2. (n.)

　　scorn, low esteem (After learning of his immoral actions, Justine held Lawrence in

　　disdain.)

　　disgruntled (adj.) upset, not content (The child believed that his parents had unjustly

　　grounded him, and remained disgruntled for a week.)

　　disheartened (adj.) feeling a loss of spirit or morale (The team was disheartened after

　　losing in the finals of the tournament.)

　　disparage (v.) to criticize or speak ill of (The saleswoman disparaged the competitor’s

　　products to persuade her customers to buy what she was selling.)

　　disparate (adj.) sharply differing, containing sharply contrasting elements (Having

　　widely varying interests, the students had disparate responses toward the novel.)

　　dispatch (v.) to send off to accomplish a duty (The carpenter dispatched his assistant to

　　fetch wood.)

　　dispel (v.) to drive away, scatter (She entered the office as usual on Monday, dispelling

　　the rumor that she had been fired.)

　　disperse (v.) to scatter, cause to scatter (When the rain began to pour, the crowd at the

　　baseball game quickly dispersed.)

　　disrepute (n.) a state of being held in low regard (The officer fell into disrepute after it

　　was learned that he had disobeyed the orders he had given to his own soldiers.)

　　dissemble (v.) to conceal, fake (Not wanting to appear heartlessly greedy, she

　　dissembled and hid her intention to sell her ailing father’s stamp collection.)

　　disseminate (v.) to spread widely (The politician disseminated his ideas across the town

　　before the election.)

　　dissent 1. (v.) to disagree (The principal argued that the child should repeat the fourth

　　grade, but the unhappy parents dissented.) 2. (n.) the act of disagreeing

　　(Unconvinced that the defendant was guilty, the last juror voiced his dissent with

　　the rest of the jury.)

　　dissipate 1. (v.) to disappear, cause to disappear (The sun finally came out and

　　dissipated the haze.) 2. (v.) to waste (She dissipated her fortune on a series of bad

　　investments.)

　　dissonance (n.) lack of harmony or consistency (Though the president of the company

　　often spoke of the company as reliant solely upon its workers, her decision to increase

　　her own salary rather than reward her employees revealed a striking dissonance

　　between her alleged beliefs and her actions.)

　　dissuade (v.) to persuade someone not to do something (Worried that he would catch a

　　cold, she tried to dissuade him from going out on winter nights.)

　　distend (v.) to swell out (Years of drinking beer caused his stomach to distend.)

　　dither (v.) to be indecisive (Not wanting to offend either friend, he dithered about

　　which of the two birthday parties he should attend.)

　　divine (adj.) godly, exceedingly wonderful (Terribly fond of desserts, she found the rich

　　chocolate cake to be divine.)

　　divisive (adj.) causing dissent, discord (Her divisive tactics turned her two friends

　　against each other.)

　　divulge (v.) to reveal something secret (Pressured by the press, the government finally

　　divulged the previously unknown information.)

　　docile (adj.) easily taught or trained (She successfully taught the docile puppy several

　　tricks.)

　　dogmatic (adj.) aggressively and arrogantly certain about unproved principles (His

　　dogmatic claim that men were better than women at fixing appliances angered

　　everyone.)

　　dormant (adj.) sleeping, temporarily inactive (Though she pretended everything was

　　fine, her anger lay dormant throughout the dinner party and exploded in screams of

　　rage after everyone had left.)

　　dour (adj.)stern, joyless (The children feared their dour neighbor because the old man

　　would take their toys if he believed they were being too loud.)

　　dubious (adj.) doubtful, of uncertain quality (Suspicious that he was only trying to get a

　　raise, she found his praise dubious.)

　　duplicity (n.) crafty dishonesty (His duplicity involved convincing his employees to let

　　him lower their salaries and increase their stock options, and then to steal the money

　　he saved and run the company into the ground.)

　　duress (n.) hardship, threat (It was only under intense duress that he, who was

　　normally against killing, fired his gun.)

　　dynamic (adj.) actively changing (The parents found it hard to keep up with the

　　dynamic music scene with which their children had become very familiar.)

　　以上是SAT词汇以字母D开头的高频词汇部分，更多SAT信息可以关注新航道SAT频道。