Influenced or changed by something. / Simulated in order to impress. / Emotionally moved; touched. / (algebra, archaic) adfected. / Resulting from a mostly negative physical effect or transformation.

Someone affected, as by a disease.

simple past tense and past participle of affect

plural of affected

(transitive) To influence or alter. / (transitive) To move to emotion. / (transitive, pathology) Of an illness or condition, to infect or harm (a part of the body).

(transitive) To make a show of; to put on a pretense of; to feign; to assume. To make a false display of. / (obsolete, transitive) To aim for, to try to obtain.

(psychology) A subjective feeling experienced in response to a thought or other stimulus; mood, emotion, especially as demonstrated in external physical signs.

An attempt to assume or exhibit what is not natural or real; false display; artificial show. / An unusual mannerism.

The act of affecting or acting upon.

(now rare) To feel affection for.