composition: a mixture of ingredients constitution, composition, makeup: the way in which someone or something is composed composition, composing: the spatial property resulting from the arrangement of parts in relation to each other and to the whole; "harmonious composition is essential in a serious work of art" musical_composition, opus, composition, piece, piece_of_music: a musical work that has been created; "the composition is written in four movements" composing, composition: musical creation writing, authorship, composition, penning: the act of creating written works; "writing was a form of therapy for him"; "it was a matter of disputed authorship" typography, composition: art and technique of printing with movable type composition, paper, report, theme: an essay (especially one written as an assignment); "he got an A on his composition" composition: something that is created by arranging several things to form a unified whole; "he envied the composition of their faculty"