noun The state of being affected, especially: a change in, or alteration of, the emotional state of a person or other animal, caused by a subjective affect (a subjective feeling or emotion), which arises in response to a stimulus which may result from either thought or perception.
noun An attribute; a quality or property; a condition.
noun An emotion; a feeling or natural impulse acting upon and swaying the mind.
noun A feeling of love or strong attachment; a feeling of enjoyable and comforting fondness.
I have a lot of affection for my little sister.
noun A disease; a morbid symptom; a malady.
verb To feel affection for. .mw-parser-output .defdate{font-size:smaller}