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Words related to sine

sine
S s

  • sine die

    without fixing a day for future action or meeting: The assembly adjourned sine die.

  • sine qua non

    an indispensable condition; requisite.

  • arc sine

    the angle, measured in radians, that has a sine equal to a given number. Symbol: sin −1. Abbreviation: arc sin, arcsin;

  • cosine

    a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the hypotenuse; the sine of the complement

  • law of sines

    a law stating that the ratio of a side of a plane triangle to the sine of the opposite angle is the same for all three sides.

  • coversed sine

    obsolete function in trigonometry
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