someone who composes music as a profession
One who composes; an author. Specifically, an author of a piece of music.
One who composes or adjusts a thing: a writer, an author, esp. of a piece of music.
One who composes; author of music.
n. One who composes; an author; especially an author of a piece of music.
An author, a writer; he that adapts the musick to words.