coversed-sine
Co*versed" sine (k-vrst" sn`). Etym: [Co- (=co- in co- sine) + versed sine.] (Geom.) Defn: The versed sine of the complement of an arc or angle. See Illust. of Functions.
Co*versed" sine (k-vrst" sn`). Etym: [Co- (=co- in co- sine) + versed sine.] (Geom.) Defn: The versed sine of the complement of an arc or angle. See Illust. of Functions.