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