inverse trigonometric function

Noun

 * 1)  A function that is the inverse of an appropriate restriction of a trigonometric function.

Translations

 * Chinese:
 * Mandarin: (fǎnsānjiǎohánshù)
 * Finnish: trigonometrisen funktion käänteisfunktio, arkusfunktio
 * Hungarian:
 * Italian: funzione trigonometrica inversa
 * Japanese: 逆三角関数, 逆三角函数
 * Russian: обра́тная тригонометри́ческая фу́нкция