filter pump

British

noun

a vacuum pump used to assist laboratory filtrations in which a jet of water inside a glass tube entrains air molecules from the system to be evacuated

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Which of course, he can because he has a water filter pump to access this groundwater reserve through the borehole.

From BBC • Mar. 20, 2026

Water Purification Tablets: A filter pump is too heavy for day hunts.

From Time Magazine Archive

It is useless to attempt to use a filter pump, as it generally causes it to set solid.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023