The meaning of TRISECT is to divide into three usually equal parts.

It is possible to trisect an arbitrary angle by using tools other than straightedge and compass. For example, neusis construction, also known to ancient Greeks, involves simultaneous sliding and …

Illustrated definition of Trisect: To divide into three equal parts. We can trisect angles, line segments and more.

TRISECT definition: to divide into three parts, especially into three equal parts. See examples of trisect used in a sentence.

Dec 3, 2025 · Angle trisection is the division of an arbitrary angle into three equal angles. It was one of the three geometric problems of antiquity for which solutions using only compass and straightedge …

trisect in American English (traiˈsekt, ˈtraisekt) transitive verb to divide into three parts, esp. into three equal parts

trisect (traɪˈsɛkt) vb (tr) to divide into three parts, esp three equal parts [C17: tri- + -sect from Latin secāre to cut]

Apr 12, 2025 · trisect (third-person singular simple present trisects, present participle trisecting, simple past and past participle trisected) (transitive) to cut into three pieces

Trisect is formed by joining "tri," meaning three, with "sect," indicating to cut. Its etymology is a straightforward reflection of the word's purpose, a rare simplicity in our complex language.

Even the three abstruse geometrical problems of ancient times—to double a cube, trisect an angle, and square a circle, all of which will be discussed later—probably arose from practical matters, from …