'Decrescendo' definitions:

Definition of 'decrescendo'

From: WordNet
adjective
Gradually decreasing in volume [syn: decrescendo, diminuendo]
noun
(music) a gradual decrease in loudness [syn: decrescendo, diminuendo]
verb
Grow quieter; "The music decrescendoes here" [ant: crescendo]

Definition of 'Decrescendo'

From: GCIDE
  • Decrescendo \De`cres*cen"do\, a. & adv. [It.] (Mus.) With decreasing volume of sound; -- a direction to performers, either written upon the staff (abbreviated Dec., or Decresc.), or indicated by the sign. [1913 Webster]

Synonyms of 'decrescendo'

From: Moby Thesaurus