Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
arrhythmic is an adjective meaning "lacking a steady rhythm". It carries 2 recorded senses.
without regard for rhythm
Definitions, synonyms and semantic relations for arrhythmic come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.