Bisect

Bisect, or similar, may refer to:

Mathematics

 * Bisection, in geometry, dividing something into two equal parts
 * Bisection method, a root-finding algorithm
 * Equidistant set

Other uses

 * Bisect (philately), the use of postage stamp halves
 * Bisector (music), a half octave in diatonic set theory
 * Bisection (software engineering), for finding code changes
 * bisection of earthworms to study regeneration