Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
polygenic is an adjective meaning "of or relating to an inheritable character that is controlled by several genes at once; of or related to or determined by polygenes". It carries one recorded sense.
of or relating to an inheritable character that is controlled by several genes at once; of or related to or determined by polygenes
genetics
Definitions, synonyms and semantic relations for polygenic come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.