testing ground

== English == === Noun === testing ground (plural testing grounds) A military site that is used for testing weapons. A location set up for the testing of vehicles, machinery, agricultural techniques, etc. to ensure that they work as intended. (figuratively) A situation or thing that allows new ideas, methods, or hypotheses to be tried out. (figuratively) A situation or problem that allows people to test how good they are. Synonym: proving ground ==== Further reading ==== “testing ground”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present. “testing ground” in Longman Dictionary of Contemporary English, Longman. “testing ground”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022. “testing ground” (US) / “testing ground” (UK) in Macmillan English Dictionary.