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

Examples of suction pump in a Sentence

Recent Examples on the Web While scuba diving in a fish preserve off Yomitan Village on the Japanese island of Okinawa, researchers used a suction pump to collect samples from the big fish, including material from its gills. Jason Daley, Smithsonian, "These Newly Discovered Shrimp Call a Whale Shark’s Mouth Home," 29 Oct. 2019 On Day 1, somebody sets the suction pump on a setting that’s too high—and all the blood is quickly sucked through the apparatus. Charles Fishman, Smithsonian, "The Future of Zero-Gravity Living Is Here," 29 June 2017 On the second day, having readjusted the suction pump, Cuttino finds that the device’s new design works perfectly for the first time—the blood is cleanly emptied from its pouch and collected inside the funnel. Charles Fishman, Smithsonian, "The Future of Zero-Gravity Living Is Here," 29 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'suction pump.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of suction pump

1825, in the meaning defined above

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Time Traveler for suction pump Time Traveler

The first known use of suction pump was in 1825

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Cite this Entry

“Suction pump.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/suction%20pump. Accessed 9 Mar. 2021.

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More Definitions for suction pump

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

More from Merriam-Webster on suction pump

Britannica.com: Encyclopedia article about suction pump

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