Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
patrilinear is an adjective meaning "based on or tracing descent through the male line". It carries one recorded sense.
based on or tracing descent through the male line
“a patrilineal society”
Definitions, synonyms and semantic relations for patrilinear come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.