from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Plural form of air-pump.


Sorry, no etymologies found.


  • The tank of soapsuds, and the air-pumps to inflate the bubbles, were out of sight beneath, so that when the bubbles began to grow upon the floor of the platform it really seemed like magic to the people of Oz, who knew nothing about even the common soap-bubbles that our children blow with a penny clay pipe and a basin of soap-and-water.

    Love Letters

  • He began by blowing -- by means of his machinery and air-pumps -- several large bubbles which he allowed to float upward into the sky, where the sunshine fell upon them and gave them iridescent hues that were most beautiful.

    Love Letters

  • He was an active experimenter, and more than one letter remains, containing instructions to his agent in Paris to forward him retorts, air-pumps, and other instruments, with the wise hint in one place, a hint by no means of


  • Except for the droning throb of the air-pumps, there was no sound as Rab Crane approached the door of Kin Nilga's cabin.

    Hell Wings Over Manhattan

  • Infinitely reassuring was the unresting, unhurried suspiration of the air-pumps, driving the man-made trade winds of this tiny planet.

    The Sands of Mars

  • The air was so still, crisp and biting that the air-pumps of the engines had that peculiar sharp, snappy sound heard only in a panting engine in cold weather.

    Danger Signals Remarkable, Exciting and Unique Examples of the Bravery, Daring and Stoicism in the Midst of Danger of Train Dispatchers and Railroad Engineers

  • Crookes made great improvements in air-pumps during an investigation on thallium, and consequently was able to obtain the high vacuum required for the experiment with the electron streams.

    Recent Developments in European Thought

  • Two of them are divers, and four men have charge of the air-pumps.


  • Every improvement for bettering the conditions under which the men worked was put in -- better air-pumps; a large shaft-house with dressing-rooms for the men, to save them from going out while heated, to be exposed to winter's cold; a hospital for the sick; lower prices at the company's store; Finnegan's saloon enlarged and fitted up as a temperance club-house, with not a drop of liquor, but plenty of good cheer.

    The Transformation of Job A Tale of the High Sierras

  • The boilers are of the vertical water-tube type, with the tubes above the furnaces, and are supplied with fresh water by tubular surface-condensers, which, together with the air-pumps, are placed opposite the cylinders.

    The Atlantic Monthly, Volume 05, No. 29, March, 1860


Log in or sign up to get involved in the conversation. It's quick and easy.