Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sine

1 sense of sine

Sense 1

sine, sin -- (ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle)

=> trigonometric function, circular function -- (function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle)