Meaning of "affect" in Essential American English Dictionary


verb us /əˈfekt/

to cause a change in someone or something:

How will the new road affect the community?

If an illness affects someone, the person becomes ill:

The disease affects older people.

to cause a strong emotion, especially sadness:

Try not to let her criticism affect you.

(Definition of “affect” from the Webster's Essential Mini Dictionary © Cambridge University Press)