(anatomy) Upon or above the notochord; applied especially to a vertebral column which develops upon the dorsal side of the notochord, as distinguished from a perichordal column, which develops around it.
hydroplane
hydroplane
noun
(aircraft, nautical) A seaplane; any aircraft capable of taking off from, and alighting on the surface of water.
(nautical) A hydrofoil
(nautical) A specific type of motorboat used exclusively for racing.
The wing of a submarine, used to help control depth
verb
To skim the surface of a body of water while moving at high speed.
hypodermal
hypodermal
adj
Below the epidermis
Of or pertaining to the hypodermis
pallholder
polyhedral
polyhedral
adj
(aeronautics, of a fixed-wing aircraft) Having multiple dihedral angles along the wingspan.
(geometry, of a solid or surface) Having multiple planar faces or facets.
(mathematics, geometry) Of, pertaining to or derived from a polyhedron.
