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sine

sine

 
pronunciation:
saIn
features:
Word Combinations (noun)
part of speech: noun
definition 1: in trigonometry, the ratio, in a right triangle, of the length of a side opposite an acute angle to the length of the hypotenuse.
definition 2: of an angle whose vertex is the center of a circle, and one of whose sides is on the x axis, the positive or negative ratio of the ordinate of the arc cut by the angle's other side to the radius of the circle.
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