In geometry, bisection is the division of something into two equal or congruent parts (having the same shape and size). Usually it involves a bisecting line, also called a bisector.

Illustrated definition of Bisector: The line that divides something into two equal parts. You can bisect line segments, angles, and more. In the...

The angle bisector in geometry is the ray, line, or segment which divides a given angle into two equal parts. For example, an angle bisector of a 60-degree angle will divide it into two angles …

A bisector is something that cuts an object into two equal parts. It is applied to angles and line segments. In verb form, we say that it bisects the other object. 1. Angle bisector. A line that …

The meaning of BISECTOR is one that bisects; especially : a straight line that bisects an angle or a line segment.

A bisector is a line which cuts another line exactly in half. An angle bisector cuts an angle into two angles of equal size. It can be constructed using a ruler and a pair of compasses.

The direction of the bisector of the straight lines indicates the zero principal curvature direction.