air pump Meaning, Definition & Usage
-
noun a pump that moves air in or out of something
vacuum pump.
WordNet
Air" pump`
Definitions
-
(Physics) A kind of pump for exhausting air from a vessel or closed space; also, a pump to condense air of force in into a closed space. -
(Steam Engines) A pump used to exhaust from a condenser the condensed steam, the water used for condensing, and any commingled air.