Read Edit View history 正弦 zhèngxián sine Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 正弦 zhèngxián sine (math) sine; one of the trigonometric functions, defined in a right-angled triangle as the ratio of the side opposite a given angle to the hypotenuse Edit Delete References Add reference No references for this word.
正弦 zhèngxián sine (math) sine; one of the trigonometric functions, defined in a right-angled triangle as the ratio of the side opposite a given angle to the hypotenuse Edit Delete