Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
incontestable is an adjective meaning "incapable of being contested or disputed". It carries 2 recorded senses.
incapable of being contested or disputed
not open to question; obviously true
“undeniable guilt”
“indisputable evidence of a witness”
Definitions, synonyms and semantic relations for incontestable come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.