ETYM Latin dissonans, -antis, p. pr. of dissonare to disagree in sound, be discordant; dis- + sonare to sound: cf. French dissonant. Related to Sonant.
1. Sounding harshly; discordant; unharmonious.
2. Disagreeing; incongruous.
3. Discordant; harsh.
Inharmoniously, discordantly, unmelodiously; incongruously