AMPHOTERIC Meaning of AMPHOTERIC in English [ ˌamfə'tɛrɪk ]■ adjective Chemistry able to react both as a base and as an acid.OriginC19: from Gk amphoteros , compar. of amphō 'both', + -ic . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004