vacuum pump
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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
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Noun | 1. | vacuum pump - a pump that moves air in or out of something condensation pump, diffusion pump - vacuum pump used to obtain a high vacuum 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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