Emily Dickinson Lexicon

COR'NICE, n. [It. cornice; Fr. corniche; Sp. cornisa; from L. coronis, Gr. κορωνις, κορωνη, a summit, a crown.]

1. In architecture, the uppermost member of the entablature of a column, or the highest projecture; that which crowns an order. – Johnson. Encyc.
2. A little projecture in joinery or masonry; as, the cornice of a chimney. – Encyc. Cornice-ring of a cannon, is the ring next from the muzzle-ring backward. – Encyc.