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English definition of “affect”

affect

verb [T] (INFLUENCE)    /əˈfekt/
B2 to have an influence on someone or something, or to cause a change in someone or something: Both buildings were badly affected by the fire . The divorce affected every aspect of her life . It's a disease that affects mainly older people . I was deeply affected by the film (= it caused strong feelings in me).Affecting and influencing Grammar:Affect or effect?Affect is a verb meaning ‘influence or cause someone or something to change’:
(Definition of affect verb (INFLUENCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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