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air pump

See more synonyms for air pump on Thesaurus.com
noun
  1. an apparatus for drawing in, compressing, or exhausting air.
  2. (initial capital letters) Astronomy. the constellation Antlia.
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Origin of air pump

First recorded in 1650–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for air pump

Historical Examples

  • Also, rarefaction by the air-pump does not injure air in the least degree.

    Experiments and Observations on Different Kinds of Air

    Joseph Priestley

  • It, too, was unattached at the other end; it had no connection with the air-pump.

  • A new kind of existence has been given to bodies in the air-pump.

  • The impulse came to him as he placed his hands on her air-pump.

    Madge Morton's Victory

    Amy D.V. Chalmers

  • Something must have happened to her air-pump above the water.

    Madge Morton's Victory

    Amy D.V. Chalmers


British Dictionary definitions for air pump

air pump

noun
  1. a device for pumping air in or out of something
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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