prelude Look up prelude at Dictionary.com
1561, from M.Fr. prélude "notes sung or played to test the voice or instrument" (1532), from M.L. preludium "prelude, preliminary," from L. prĉludere "to play beforehand for practice, preface," from prĉ- "before" + ludere "to play" (see ludicrous). Purely musical sense first attested in Eng. 1658.