Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
atactic is an adjective meaning "lacking motor coordination; marked or caused by ataxia". It carries one recorded sense.
lacking motor coordination; marked or caused by ataxia
Definitions, synonyms and semantic relations for atactic come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. .