Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
incommensurate is an adjective meaning "not corresponding in size or degree or extent". It carries one recorded sense.
not corresponding in size or degree or extent
“a reward incommensurate with his effort”
Definitions, synonyms and semantic relations for incommensurate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.