ゲンげんFreq.FrequencyTop 20,000じ字FuriganaMeanings1noungeneBiological term for a unit of heredity. Used in genetics and everyday contexts. The cross-reference 遺伝子 is the more formal kanji term.from German GenSee also: 遺伝子この病びょう気きは特とく定ていのゲンの変へん異いが原げん因いんだ。This disease is caused by a mutation in a specific gene.ゲンExpressionsゲンを担かつぐbe superstitious; believe in good/bad luck