1.antedate v.早于，先于(to be earlier than)

詞根記憶：ante(前面)+date(日期)--早于，先于

例:This old carriage antedates the invention of the car.

2.anterior a.先前的(more forward)；前面的(toward the front)

詞根記憶：ante(前面)+rior--以前的--先前的

例:The anterior side of the turtle's shell is lighter in color.

3.anthropologist n.人類學家(expert in the study of mankind)

詞根記憶：來自anthropology( n.人類學)

例:Anthropologists once thought that the ancestors of modern humans began to walk upright because it freed their hands to use stone tools.

4.antibiotic n.抗生素(a substance that is produced by a microorganism and is able to inhibit or kill another micro-organism)

詞根記憶：anti(反)+bio（生命）+ tic--抗生素

例:Healthy lungs produce a natural antibiotic that protects them from infection.

5.antibiotics n.抗生素(a substance produced by or a semisynthetic substance derived from a microorganism and able in dilute solution to inhibit or kill another microorganism)

詞根記憶：anti(對抗的)+biotic(生物的)+s--抗生素

例:Many lung infections can be treated by applying synthetic antibiotics to the airway surfaces.

同根詞：biotype(n.生物型)

6.antibody n.抗體（身體中臺勺抗病物質）( substance formed in the blood in response to harmful bacteria and then attacks and destroys)

詞根記憶：anti(對抗的)+body(體)一抗體

例:specific antibody特種抗體

同根詞：antigen(n.抗原)

7.anticipate v.預見，預期(to foresee)

詞根記憶：anti(前)+cip（落下）+ ate--提前落下--預見

例:A company that does not correctly anticipate the expectations of its customers is certain to fail.

派生詞:anticipation(n.預料)：unanticipated(a.未曾料到的)

同根詞：incipient(a.開始的)

8.antifreeze n.抗凍劑(a substance added to a liquid to lower its freezing point)

詞根記憶：anti(對抗的)+freeze(冷凍)--抗凍劑

例:Brand X antifreeze is sold by gallons.

9.antiquated a.過時的(outmoded)

聯想記憶：antiqu(看作antique古董)+ated--古董的--過時的

例:an antiquated theory過時的理論

10.antique a.古時的，古老的( ancient)；n.古董(an object that is old and valuable)

詞根記憶：anti(前)+que--以前的--古時的

例:Grandma's house is filled with antique furniture.//Be careful with that bowl; it's an antique.