Dictionary Home » Medical Definitions » affect

affect medical definition

See in a sentence

verb

To have an influence on or affect a change in.
To attack or infect, as a disease.

noun

Feeling or emotion, especially as manifested by facial expression or body language.

Learn more about affect

» affect definition

» affect synonyms

» AFFECT abbreviations & acronyms

» affect sentence examples

» affect quote examples

Related Articles

» Affect vs. Effect Grammar Rules

link/cite print suggestion box

More from YD