DORSAL

adj pertaining to the surface naturally inferior, as of a leaf.

2. dorsal ·adj pertaining to the surface naturally superior, as of a creeping hepatic moss.

3. dorsal ·adj a hanging, usually of rich stuff, at the back of a throne, or of an altar, or in any similar position.

4. dorsal ·adj pertaining to, or situated near, the back, or dorsum, of an animal or of one of its parts; notal; tergal; neural; as, the dorsal fin of a fish; the dorsal artery of the tongue;

— opposed to ventral.