psal·tery \ˈsȯltərē, -l.trē\noun alsopsal·try\-l.trē\ (-es) Etymology: Middle English psalterie, sautre, from Middle French psalterie, sautere, from Latin psalterium, from Greek psaltērion : an ancient and medieval stringed musical instrument that consists of a soundboard over which a number of strings are stretched and that is played by plucking with or without a plectrum < praise him with the psaltery and harp — Ps 150:3 (Authorized Version) >