1.adapter n.適應(yīng)者( one that adapts);適配器(an attachment for adapting apparatus for uses not originally intended)

詞根記憶:來(lái)自adapt(v.使適應(yīng))

例:It has established itself as a supreme adapter in an era when the ability to adjust to the environmental changes wrought by human beings has created a whole new class of dominant large mammals.

同根詞：adaptive(a.適應(yīng)的)

2.addict n.有癮的人(person who is unable to stop taking drugs, alcohol,etc.) v.礦使上癮，使入迷(to devote or surrender(oneself) to something habitually or obsessively)

詞根記憶：ad（加強(qiáng)）+dict(說(shuō)，要求)一不斷要求一使上癮

例:drug addict吸毒成癮者//The level of caffeine in the candy bars is enough to keep people addicted.

派生詞:addictive(a.使人上癮的)；addiction(n.上癮，沉溺)

同根詞：dictator(n.獨(dú)裁者)：contradict(v.反駁)

3.addictive a.上癮的( causing or characterized by addiction)

詞根記憶：來(lái)自addict(v.使上癮，使著迷)

例:The phenomenon of withdrawal has always been the crucial physiological criterion for distinguishing addictive from nonaddictive drugs.

4.addition n.添加，增加物(a part added)；加法(the act or process of adding)

詞根記憶：add(加)+ition 一加法

例:The addition of another firm has a negligible impact on the intensity of competition.

派生詞:additional(a.附加的，額外的)

同根詞：addable(a.可增加的)

5.additive a.附加的(involving addition);n.添加劑(substance added in small amounts for a special purpose)

詞根記憶：來(lái)自add(v.加)

例:Organic milk is produced without the use of chemical additives.

6.adept a.精通的，內(nèi)行的( thoroughly proficient)

詞根記憶：ad+ept(能力)--有能力的--精通的，內(nèi)行的

例:Even the most adept forgers cannot duplicate all of the characteristics the program analyses.

7.adhere v.(to)粘附(to stick）；遵守，堅(jiān)持（to give support or remain faithful to）

詞根記憶：ad（表加強(qiáng)）+her(粘附)+e--+粘附

例:adhere to plans遵守計(jì)劃

派生詞:adherent(n.信徒)；adherence(n.粘著；忠誠(chéng))：adhesiveness(n.粘性)

同根詞：inherent(a.與生俱來(lái)的)

8.adherence n.堅(jiān)持(the fact of behaving according to a particular rule, etc.or of following a particular set of beliefs, or a fixed way of doing sth.)；依附(the act, action, or quality of adhering)；忠誠(chéng)(fidelity)

詞根記憶：adher(堅(jiān)持：依附)+ence(名詞后綴)_+依附：堅(jiān)持

例:It may be easier to reach agreement on a particular course of action through decision-sharing, which will in turn tend to promote adherence to plans.

同根詞：adherent(n.追隨者;a.附著的)

9.adjacent a.鄰近的，毗連的(adjoining）

詞根記憶：ad+jacent(躺)--躺在附近--鄰近的

例:Two zdjacent faces of the solid have areas of 15 and 24 respectively.

10.adjust v.調(diào)節(jié)，改變…以適應(yīng)(to adapt)

詞根記憶：ad+just(正確)--使正確--調(diào)節(jié)

例:The data have been adjusted to allow for differences in the ages of patients.//The Japanese government had failed to adjust to the needs of a changing economy.

派生詞:adjustment(n.調(diào)節(jié)，調(diào)整)

同根詞：justify(v.證明…為正當(dāng))