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proving ground

noun

Simple Definition of proving ground

  • : a place where things or people are tested or tried out for the first time

  • : a place where scientific testing is done

Source: Merriam-Webster's Learner's Dictionary

Full Definition of proving ground

  1. 1 :  a place for scientific experimentation or testing (as of vehicles or weapons)

  2. 2 :  a place where something is developed or tried out


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