(military) A type of ammunition shell which bursts to release a shower of stars for illuminating enemy positions etc.

Any of numerous species of small white polished marine shells of the genus Olivella.

(malacology) Any of the family Arcidae of saltwater clams or marine bivalve molluscs.

(zoology) A marine gastropod of the genus Crepidula. The species are numerous. / (zoology) A marine univalve shell of the genus Cymbium, syn. Cymba.

Any bivalve shell of the genus Mactra.

Dated form of shellac.

plural of shell-lac

Alternative form of shellpad

A pad made or consisting of shells.

A bivalve shell, or its inhabitant, of the genus Pholas, and allied genera.