ぎゃくさんかくかんすう 逆三角関数 LinksSentence search for 逆三角関数Sentence search for ぎゃくさんかくかんすうKanji details for 逆, 三, 角, 関 and 数Edit in JMdict Noun1. inverse trigonometric function; cyclometric functionMathematics Discussions Log in to talk about this word.