Psalmist
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( n.) A clerk, precentor, singer, or leader of music, in the church.
(2): ( n.) A writer or composer of sacred songs; - a title particularly applied to David and the other authors of the Scriptural psalms.
King James Dictionary [2]
PS`ALMIST, n. A writer or composer of sacred songs a title particularly applied to David and the other authors of the scriptural psalms.
1. In the church of Rome, a clerk, precentor, singer or leader of music in the church.