Trī-sĕc'tion, n.
n. [Lat. tri, q. v., and sectio, a cutting, fr. secare, to cut; Fr. trisection. See supra.] The division of a thing, as an angle, into three equal parts.
n. [Lat. tri, q. v., and sectio, a cutting, fr. secare, to cut; Fr. trisection. See supra.] The division of a thing, as an angle, into three equal parts.