Added 10 October 2026 atonic /eɪˈtɒnɪk/ adjective Categories: Describing WordsRare Words adjective ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about atonic at Wordnik → Where our words come from → unstressed not having tone (pitch) Lacking muscle tone. noun A sound with lack of tone or vocality. Related Words: unaccenteddyspepsiaunstressedasonantnonstressednontonicunintonedunphonatedatonalunaccentuatedaphonizedlevel Back to today's word