Definition of proving ground in English:

proving ground

noun

  • An area or situation in which a person or thing is tested or proved.

    • ‘The teams also have tested three times at the Arizona proving grounds, where the cars run flat out on long, straight stretches, and they spent at least two days per team in the wind tunnel, where aerodynamic data is produced.’
    • ‘The Mir orbital complex became a flight test range and proving ground for technical solutions and technologies that are now used on the international space station.’
    • ‘The Register will act as a proving ground for existing copyright protection schemes and as a test bed for future technologies.’
    • ‘They might be racing on a Sunday and a test team might be at the proving grounds at Arizona.’
    • ‘ATK funded development and operation of the mechanical spin fixture and provided its proving grounds for spin testing.’

Pronunciation:

proving ground

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