Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
uncleanly is an adjective meaning "habitually unclean". It carries one recorded sense.
habitually unclean
Definitions, synonyms and semantic relations for uncleanly come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.