dichotomistic

verb (used with object), di·chot·o·mized, di·chot·o·miz·ing.

1. to divide or separate into two parts, kinds, etc.

verb (used without object), di·chot·o·mized, di·chot·o·miz·ing.

2. to become divided into two parts; form a dichotomy.

verb

1. to divide or become divided into two parts or classifications