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