dichotomy, subdichotomy†; halving &c v.; dimidiation†.
bifurcation, forking, branching, ramification, divarication; fork,
prong; fold.
half, moiety.
V. bisect, halve, divide, split, cut in two, cleave dimidiate†,
dichotomize.
go halves, divide with.
separate, fork, bifurcate; branch off, out; ramify.
Adj. bisected &c v.; cloven, cleft; bipartite, biconjugate†, bicuspid,
bifid; bifurcous†, bifurcate, bifurcated; distichous, dichotomous,
furcular†; semi-, demi-, hemi†.