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noun.
1. a feeling of warm liking and tender attachment; fondness; tenderness.
△Ex. Mothers have affection for their children. His gentleness and kind ways increased his dog's affection for him.
2. an unhealthy condition; disease.
△Ex. He is suffering from an affection of the ear.
(SYN) ailment.
3. feeling; inclination.
△Ex. The world of ideas is first arranged in six broad categories of abstract relations, space, matter, intellect, volition and affections (Simeon Potter).
4. (Archaic.) disposition; tendency.