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