Oxford Advanced American Dictionary

Definition of opposed adjective from the Oxford Advanced Learner's Dictionary

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opposed

adjective
opposed pronunciation English əˈpəʊzd opposed pronunciation American əˈpoʊzd
 
[not usually before noun] opposed (to something)1 (of a person) disagreeing strongly with something and trying to stop itShe remained bitterly opposed to the idea of moving abroad.They are totally opposed to abortion.2 (of ideas, opinions, etc.) very different from somethingOur views are diametrically opposed on this issue.
Idioms

as opposed to

(formal) used to make a contrast between two things200 attended, as opposed to 300 the previous year.This exercise develops suppleness as opposed to (= rather than) strength.