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