(semiotics) An interlocking system of signifiers.

(organic chemistry, of an aliphatic compound) Having a chain of fewer than about six carbon atoms.

(organic chemistry, of an aliphatic compound) Having a chain of more than about twelve carbon atoms.

(organic chemistry, of an aliphatic compound) Having a chain of between about six and twelve carbon atoms

(organic chemistry) Describing any aliphatic compound that contains a chain of carbon atoms all of which are connected to either one or two others.

(organic chemistry) Describing any aliphatic compound that contains a chain of carbon atoms in which at least one carbon atom is connected to three or four others, thus forming a branch.

(geography) A series of mountain ranges stretching across a continent.

plural of chain gun

A machine gun or autocannon that uses an external power source via a continuous loop of chain.

plural of chain saw