affect Definition in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Definition of “affect” - English Dictionary

Definition of "affect" - American English Dictionary

See all translations

affectverb [T]

 us   /əˈfekt/

affect verb [T] (INFLUENCE)

to have an ​influence on someone or something: The ​disease only affects ​cattle. I was ​deeply affected by the ​film.

affect verb [T] (PRETEND)

to ​pretend to be or have something: Since ​joining the ​band he’s affected a ​ridiculoussouthernaccent.
(Definition of affect from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "affect" - British English Dictionary

See all translations

affectverb [T]

uk   us   /əˈfekt/

affect verb [T] (INFLUENCE)

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 ​mainlyolderpeople. I was ​deeply affected by the ​film (= it ​causedstrongfeelings in me).
More examples

affect verb [T] (PRETEND)

formal to ​pretend to ​feel or ​think something: To all his ​problems she affected ​indifference. formal mainly disapproving to ​start to ​wear or do something in ​order to make ​peopleadmire or ​respect you: At ​university he affected an ​upper-classaccent. He's ​recently affected a ​hat and ​cane.
(Definition of affect from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of affect?
Add Cambridge dictionaries to your browser to your website
Word of the Day
public school

in England, an expensive type of private school (= school paid for by parents not by the government)

Word of the Day