ジーンジーンCommon word›Freq.FrequencyTop 20,000Meanings1noungeneBiology term for a unit of heredity. 遺伝子 is the standard Japanese term; ジーン has a katakana, loanword-style feel and is especially natural in technical, product, or compound contexts.See also: 遺伝子このジーンの変へん異いが、病びょう気きの原Expressionsジーンとくるbe deeply moved; touch one's heart · go numb; tingle