the GNU version of the Collaborative International Dictionary of English
adj. Not harmonic; inharmonious; discordant; dissonant.
The Century Dictionary and Cyclopedia
Not harmonic; not according to the principles of harmony in music; inharmonious; discordant.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. lacking in harmony
Word Usage
"Now he was across this large, low-ceilinged deck area, halfway under a console, their voices drummed out by an inharmonic wail of klaxons and warning whistles that made Red Alert on a starship sound like a church bell choir."