vacuum pump

vacuum pump

n.

1. A pump used to evacuate an enclosure.

2. See pulsometer.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

vacuum pump

n

(General Engineering) a pump for producing a low gas pressure

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Thesaurus

Noun

1.

vacuum pump - a pump that moves air in or out of something air pump condensation pump, diffusion pump - vacuum pump used to obtain a high vacuum inflater, inflator - an air pump operated by hand to inflate something (as a tire) ion pump - a vacuum pump that removes gas by ionizing the atoms or molecules and adsorbing them on a metal surface pump - a mechanical device that moves fluid or gas by pressure or suction

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