(chemistry) the outermost shell of electrons in an atom; these electrons take part in bonding with other atoms

(chiefly UK) A lightweight tracksuit consisting of a zip-front jacket and matching elasticated trousers, each having an outer nylon shell, often bearing panels and flashes of different colours, and inner cotton lining; popular in the late 1980s and early 1990s both as sportswear and as general leisurewear.

(computing) A prewritten list of commands, and perhaps other control information, to be executed (interpreted) by a shell or other command interpreter.

Synonym of razor clam

Any of various molluscs, of the class Scaphopoda, that have curved, tapering shells and a spade-like foot

The pearl oyster.

(biology, of the embryo in an egg) That has partially developed but died without hatching.

plural of ear-shell

Alternative spelling of ear shell

plural of ear shell