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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
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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