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余接 (よせつ) Japanese meaning | Kotomora

余よ接せつ

よ

せ

つ

Meanings

1

noun

cotangent

mathematics

Mathematical term for the cotangent trigonometric function.

余よ接せつは正せい接せつの逆ぎゃく数すうです。
Cotangent is the reciprocal of tangent.

Written forms

余よ接せつ
Standard kanji form for the mathematical term cotangent.
余よ切せつ
Alternate kanji form; less common than 余接.

Kanji

余too much, myself, surplus
接touch, contact, adjoin
切cut, cutoff, be sharp

Similar words

正せい接せつ
Tangent; 余接 is its reciprocal.
正せい弦げん
Sine; related trigonometric function.
余よ弦げん
Cosine; related trigonometric function.

Etymology

From 余 (complementary) + 接 (tangent), a Sino-Japanese coinage for the trigonometric function cotangent.