Mas'chil. (song of wisdom). The title of thirteen Psalms, Psalms 32:1; Psalms 42:1; Psalms 44:1; Psalms 45:1; Psalms 52:1; Psalms 53:1; Psalms 54:1; Psalms 55:1; Psalms 74:1; Psalms 78:1; Psalms 88:1; Psalms 89:1; Psalms 142:1. Ewald regards Psalms 47:7, (Authorized Version, "sing ye praises with understanding"; Hebrew, maschil), as the key to the meaning of maschil, which, in his opinion, is a musical term denoting a melody requiring great skill in its execution.