Americanism

n word or phrase used in American English but not in standard English in Britain 美式词语（用於美式英语中而不用於英式规范英语中的词语）.

ambivalently, amble, ambrosia, ambrosial, ambulance, ambush, ameba, ameliorate, amelioration, amen, amenable, amend, amendment, amends, amenity, America, American, American football, American Indian (also Amerindian), American plan, Americanize, -ise, Amerindian, amethyst, amiability, amiable, amiably, amicability, amicable, amid, amidships, amino acid, amir, amiss, amity, ammeter, ammonia, ammonite, ammunition, amnesia, amnesty,