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proving ground

any place, context, or area for testing something, as a piece of scientific equipment, a theory, etc.
Origin of proving ground
First recorded in 1940-45 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for proving ground
Contemporary Examples
Historical Examples
  • Arrangements will be made for your admittance to the proving ground.

    Poisoned Air Sterner St. Paul Meek
  • There, on the proving ground, they watched a big transport-plane land on a makeshift airstrip.

    The Final Figure Samuel Kimball Merwin
  • The problem was solved by using the barren surface of the moon and the asteroid belt beyond Mars as a proving ground.

    The Black Star Passes John W Campbell
  • The site remained off-limits to military and civilian personnel of the proving ground and closed to the public.

    Trinity [Atomic test] Site White Sands Missile Range Public Affairs Office
  • Here are the expanding works of a formidable fort defending the harbor entrance, and an artillery trial and proving ground.

  • "Post hospital, Aberdeen proving ground," he said sleepily, rubbing his eyes.

    Poisoned Air Sterner St. Paul Meek
  • The pilot howitzer was delivered by the Watervliet Arsenal to the proving ground on August 24, 1918.

  • But when these mortars were sent to the proving ground the test-firing deformed the barrels and broke the metal bases.

  • Extensive laboratories were built at Lakehurst, and the proving ground was operated by a force of 1,500 men.

British Dictionary definitions for proving ground

proving ground

a place or situation in which something new, such as equipment or a theory, can be tested
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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