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proving ground

any place, context, or area for testing something, as a piece of scientific equipment, a theory, etc.
1940-45 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for proving ground
  • Its proving ground as a scientist has been the genome of baker's yeast, a popular laboratory species.
  • But on the runways, the proving ground for models hoping to go abroad, the diversity drops off precipitously.
  • The future of fuel-cell vehicles is already happening in an unlikely proving ground: forklifts used in warehouses.
  • But what he could not have foreseen was that his symphonies would become the main proving ground for new recording techniques.
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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Encyclopedia Article for proving ground

area used for testing devices and equipment, usually, though not always, military. Testing, in general, has for its purpose the determination of the durability and probable life of a piece of equipment. the enforcement of standards through sample testing (for example, of ammunition), the discovery of weaknesses to be corrected, and the effects of operating a device under various conditions, including extremes of temperature and weather, difficult terrain, and excessive use.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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