Definition of absonant in US English:

absonant

adjective

archaic
  • Discordant or unreasonable.

    loud, noisy, ear-splitting, blaring, booming, thunderous, deafening
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Origin

Mid 16th century: from Latin ab- ‘away, from’ + sonant- ‘sounding’ (from the verb sonare), on the pattern of words such as dissonant.

Pronunciation

absonant

/ˈabsənənt/