n. In a right triangle, the reciprocal of the sine of an angle. Symbols: cosec, csc
the GNU version of the Collaborative International Dictionary of English
n. The secant of the complement of an arc or angle. See Illust. of functions.
The Century Dictionary and Cyclopedia
n. In trigonom., the secant of an angle or arc equal to the difference between a given angle or are (whose cosecant it is) and 90°; the secant of the complement of the given angle or arc. See complement.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. ratio of the hypotenuse to the opposite side of a right-angled triangle
Word Usage
"Add together the secant of the Latitude, the cosecant of the P.D., the cosine of the Half Sum and the sine of the Difference (Table 44)."