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.

Big hospital systems have become the proving ground for widespread AI adoption, testing what the technology can do, but also revealing—sometimes via alarming mishaps—where it falls flat.

From The Wall Street Journal • Jan. 5, 2026

The 1988 protests were a proving ground for activists, some still challenging military rule today.

From Barron's • Dec. 23, 2025

But, the thinking went, there is a perfect proving ground conveniently circling the Earth, never more than about three days’ travel time away.

From Slate • Dec. 9, 2025

The most artistically vibrant theaters in Los Angeles and beyond are a proving ground for actors, where even stars such as Tom Hanks and Annette Bening turn up on stage.

From Los Angeles Times • Oct. 25, 2025

One proving ground only opened onto the next.

From "Becoming" by Michelle Obama