Source : Webster's Revised Unabridged Dictionary (1913)

Monody \Mon"o*dy\, n.; pl. {Monodies}. [L. monodia, Gr. ?, fr. ?
   singing alone; ? single + ? song: cf. F. monodie. See {Ode}.]
   A species of poem of a mournful character, in which a single
   mourner expresses lamentation; a song for one voice.

Source : WordNet®

monody
     n : music consisting of a single vocal part (usually with
         accompaniment) [syn: {monophony}, {monophonic music}]
         [ant: {polyphony}, {polyphony}]