Trisect :: Trisect (v. t.) To cut or divide into three parts.
Trisect :: Trisect (v. t.) To cut or divide into three equal parts.
Trisected :: Trisected (a.) Divided into three parts or segments by incisions extending to the midrib or to the base; -- said of leaves.
Trisection :: Trisection (n.) The division of a thing into three parts, Specifically: (Geom.) the division of an angle into three equal parts..