Meaning of “acid” in the English Dictionary

"acid" in British English

See all translations

acidnoun

uk /ˈæs.ɪd/ us /ˈæs.ɪd/

acidadjective

uk /ˈæs.ɪd/ us /ˈæs.ɪd/

(Definition of “acid” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"acid" in American English

See all translations

acidnoun [ C/U ]

us /ˈæs·ɪd/

chemistry any of various chemical substances that can produce salts, some of which are able to damage whatever they touch

acidadjective

us /ˈæs·ɪd/

sour in taste:

The salad dressing has an acid taste.

fig. An acid comment/remark is something said or written in strong criticism.

(Definition of “acid” from the Cambridge Academic Content Dictionary © Cambridge University Press)