proving ground

See synonyms for proving ground on
  1. 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

Words Nearby proving ground Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use proving ground in a sentence

British Dictionary definitions for proving ground

proving ground

  1. 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