Definition of proving ground in English:

proving ground

Line breaks: prov¦ing ground


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

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Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
a powerful whirlpool in the sea