bellows
(redirected from a pair of bellows)Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to a pair of bellows: below
bellows
(bel′ōz″)An air pump. The term is sometimes used for a mechanical pump, or alternatively, to describe the functioning of the system comprising the diaphragm and thorax as gas is moved into and out of the lungs.
Medical Dictionary, © 2009 Farlex and Partners