cosine

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cosine:

see trigonometrytrigonometry
[Gr.,=measurement of triangles], a specialized area of geometry concerned with the properties of and relations among the parts of a triangle. Spherical trigonometry is concerned with the study of triangles on the surface of a sphere rather than in the plane; it is
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.

cosine

of an angle
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

COSINE

Cooperation for Open Systems Interconnection Networking in Europe. A EUREKA project.
References in periodicals archive ?
According to 1945 articles published in the Birmingham Evening Despatch, which merged with the Mail in the late 1960s, 30-year-old Sgt Moore, of C Squadron, 10th Royal Hussars, had crossed the River Cosina in Italy.
She has dropped Fergie, Lady Cosina Somerset and Catherine Soames because they don't fit in with the serious career-girl image she is trying to cultivate.