any place, context, or area for testing something, as a piece of scientific equipment, a theory, etc.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use proving ground in a sentence
Colorado’s fourteeners have long been a proving ground for skiers, hikers, and ultrarunners.Could Thru-Hiking Colorado’s Fourteeners Become a Thing? | Fred Dreier | September 27, 2021 | Outside Online
The upcoming public beta will be an interesting proving ground.5 big changes coming to Call of Duty with ‘Vanguard’ you can experience in the beta | Mike Hume | September 10, 2021 | Washington Post
Mary proposed the deserts of New Mexico as our proving ground.
Less than a year after the coronavirus crisis erupted, a massive mobilization to deliver a vaccine is underway, and Britain has emerged as a proving ground.Britons will roll up their sleeves on Tuesday for a COVID vaccine jab as the world anxiously watches | Claire Zillman, reporter | December 7, 2020 | Fortune
The first test, nicknamed “Able,” at the proving grounds was followed by approximately 100 more atmospheric nuclear trials at the site.
A few terms in the House of Representatives used to be the perfect proving ground for politicians en route to higher office.
But Pennsylvania could be the ultimate proving ground this time around of what I call the “we gave the black guy a chance” theory.Romney’s Pennsylvania Primary Victory Gives a Preview of November | Michael Tomasky | April 25, 2012 | THE DAILY BEAST
South Carolina is a proving ground for Republican candidates in presidential elections.
In 2010, Colorado will be an important proving ground for the Tea Party.
Here are the expanding works of a formidable fort defending the harbor entrance, and an artillery trial and proving ground.America, Volume III (of 6) | Joel Cook
"Post hospital, Aberdeen proving ground," he said sleepily, rubbing his eyes.Poisoned Air | Sterner St. Paul Meek
The pilot howitzer was delivered by the Watervliet Arsenal to the proving ground on August 24, 1918.
But when these mortars were sent to the proving ground the test-firing deformed the barrels and broke the metal bases.
The Government in the fall of 1917 bought a large tract of land near Aberdeen, Md., to be an artillery proving ground.
British Dictionary definitions for proving ground
a place or situation in which something new, such as equipment or a theory, can be tested
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012