A heavy iron ball attached to a prisoner's leg by a chain as a means of restraint. / (slang) One's wife, as a symbol of restraint. / (figuratively) Anything that restricts one's freedom or opportunities.

(law, chemistry) The documentation showing the full process of acquisition, transfer, handling and disposition of physical or electronic materials.

(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