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