the GNU version of the Collaborative International Dictionary of English
adjective-and-adverb. With decreasing volume of sound; -- a direction to performers, either written upon the staff (abbreviated Dec., or Decresc.), or indicated by the sign.
The Century Dictionary and Cyclopedia
n. In music, a gradual diminution of force; a passing from loud to soft: opposed to crescendo, and the same as diminuendo: often indicated by decres., dec., or the sign ⟩.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. gradually decreasing in volume
n. (music) a gradual decrease in loudness
v. grow quieter
Word Usage
"Freedom feeds fillip and flames of frenzy in a few freak cases, but if it reaches a more feverish frequency, somebody ought to remind those folks to tone down their rhetorical crescendo to a decrescendo level."