proving ground
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Born in 1954 in Masjed Soleyman in southwestern Iran and trained as a mechanical engineer, Rezaei joined al-Mansouroun, a guerrilla group fighting the Shah’s regime that became a proving ground for Iran’s future security establishment.
From The Wall Street Journal ● Aug. 11, 2026
"We're building a proving ground for Moon Base operations," said Ryan Stephan, NASA's Moon Base acting director of cargo landers.
From Science Daily ● Jul. 14, 2026
The race will be a proving ground for 2028.
From Salon ● Jun. 26, 2026
Tinie Tempah agrees such shows are a crucial proving ground.
From BBC ● Jun. 25, 2026
One proving ground only opened onto the next.
From "Becoming" by Michelle Obama
