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

Recent Examples of suction pump from the Web

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First Known Use of suction pump

1825

in the meaning defined above

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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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