Dictionary

suction pump

noun

Definition of SUCTION PUMP

:  a common pump in which the liquid to be raised is pushed by atmospheric pressure into the partial vacuum under a retreating valved piston on the upstroke and reflux is prevented by a check valve in the pipe

First Known Use of SUCTION PUMP

1825
Medical Dictionary

suction pump

noun

Medical Definition of SUCTION PUMP

:  a common pump in which the liquid to be raised is pushed by atmospheric pressure into the partial vacuum under a retreating valved piston on the upstroke and reflux is prevented by a valve in the pipe that permits flow in only one direction—see stomach pump

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