Meaning of “anti” in the English Dictionary

"anti" in British English

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antiadjective, preposition

uk /ˈæn.ti/ us /ˈæn.t̬i/ informal

opposed to or against a particular thing or person:

We've received a lot of anti letters about that newspaper article.
Just because I won't join you, it doesn't mean that I'm anti you.

antinoun [ C ]

uk /ˈæn.ti/ us /ˈæn.t̬i/ plural antis informal

a person who is opposed to something or someone:

So what do you think about smoking in public places - are you a pro or an anti (= do you support or oppose it)?


uk /æn.ti-/ us /æn.t̬i/ /æn.taɪ-/

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

"anti-" in American English

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us /ˌæn·ti, ˌæn·tɑɪ/

opposed to or against:


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

"anti-" in Business English

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uk /ænti-/ us /æntɑɪ/

opposed to or against something:

Even anti-regulatory governments can no longer entirely ignore environmental violations.
an anti-establishment, rebellious ideology
an antiwar demonstration

(Definition of “anti-” from the Cambridge Business English Dictionary © Cambridge University Press)