Definition of disconsonancy in English:
disconsonancy
noun dɪˈskɒns(ə)nənsidɪˈskɒnsənənsi
The quality of being disconsonant; lack of accord or harmony; incongruity.
Origin
Mid 17th century; earliest use found in John Davies (1625–1693), translator. From disconsonant: see -ancy.