noun
tangent (trigonometric function)
Mathematical term; used in trigonometry to refer to the tangent function.
正接の値を計算してください。
Please calculate the value of the tangent.
三角関数では、正接はサインをコサインで割ったものに等しい。
In trigonometry, the tangent is equal to sine divided by cosine.
Sino-Japanese word; 正 (correct) + 接 (touch, contact), a calque of the mathematical term 'tangent'.