CORNICE n.
Any horizontal, molded or otherwise decorated projection which crowns or finishes the part to which it is affixed; as, the cornice of an order, pedestal, door, window, or house. Gwilt. Cornice ring, the ring on a cannon next behind the muzzle ring.
DECLINATION n. 2 definitions
The arc of the horizon, contained between the vertical plane and the prime vertical circle, if reckoned from the east or west, or between the meridian and the plane, reckoned from the north or south.
DECLIVITY n.
Deviation from a horizontal line; gradual descent of surface; inclination downward; slope; -- opposed to acclivity, or ascent; the same slope, considered as descending, being a declivity, which, considered as ascending, is an acclivity.