1. (a.) Divided into two equal parts; reduced to half in shape or form.

2. (a.) Consisting of only one half of what the normal condition requires; having the appearance of lacking one half; as, a dimidiate leaf, which has only one side developed.

3. (a.) Having the organs of one side, or half, different in function from the corresponding organs on the other side; as, dimidiate hermaphroditism.

4. (v. t.) To divide into two equal parts.

5. (v. t.) To represent the half of; to halve.

amputate average ax bifurcate branch butcher by two carve chop cleave cut cut away cut in two cut off dichotomize dimidiate dissever divide double excise fission fissure fold fork gash hack halve hew in half incise jigsaw lance middle pare prune ramify rend rive saw scissor sever slash slice slit snip split split in two subdivide sunder tear transect whittle