Definition of proving ground in English:
An area or situation in which a person or thing is tested or proved.
- The Register will act as a proving ground for existing copyright protection schemes and as a test bed for future technologies.
- 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.
- ATK funded development and operation of the mechanical spin fixture and provided its proving grounds for spin testing.
Definition of proving ground in:
- US English dictionary
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