dissonant
Concise Oxford English Dictionary © 2008 Oxford University Press:
dissonant/ˈdɪsənənt/
▶adjective
- 1 Music lacking harmony.
- 2 unsuitable in combination; clashing.
– derivatives
dissonance noun,
dissonantly adverb.
dissonance noun,
dissonantly adverb.
– origin ME: from OFr., or from L. dissonant-, dissonare ‘be discordant’, from dis- ‘apart’ + sonare ‘to sound’.
'dissonant' also found in these Oxford entries:

