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