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vacuum pump

noun
1.
a pump or device by which a partial vacuum can be produced.
Origin of vacuum pump
1855-1860
1855-60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for vacuum pump

vacuum pump

noun
1.
a pump for producing a low gas pressure
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
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Word Value for vacuum

13
18
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