Akademik

noun /ˈbɛloz,ˈbɛl.əʊz/

a) A device for delivering pressurized air in a controlled quantity to a controlled location. At its most simple terms a bellows is a container which is deformable in such a way as to alter its volume which has an outlet or outlets where one wishes to blow air.

b) Any flexible container or enclosure, as one used to cover a moving joint.

See Also: belly, blow