/euh fech'ooh oh"soh/ ; It. /ahf'fet twaw"zaw/ , adj. adv., n., pl. affettuosos . Music.
adj. , adv.
1. with affection and tenderness (a musical direction).
n.
2. a composition or movement of gentle, tender character.
[ 1715-25; affectuosus, equiv. to affectu ( s ) AFFECT 1 + -osus -OUS ]