異性愛 いせいあい Meanings Noun, の-adjective heterosexuality; heterosexual love Kanji 異 different. Read as イ. 性 nature. Read as セイ. 愛 love. Read as アイ. Words containing 異性愛 異性愛者 (いせいあいしゃ) heterosexual (person) Jinuma: Japanese Dictionary · Word lists