noun
inverse trigonometric function
Mathematical term for functions such as arcsin, arccos, and arctan. The synonym 'cyclometric function' is rarely used in modern English.
逆三角関数は、三角関数の逆関数です。
Inverse trigonometric functions are the inverse functions of the trigonometric functions.
arcsinは逆三角関数の一つです。
Arcsin is one of the inverse trigonometric functions.