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Definitions

breakthrough

[breyk-throo] / ˈbreɪkˌθru /


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.

Her acting breakthrough came on the TV show The Newsroom, before starring roles in movies such as X-Men: Apocalypse and The Predator.

From The Wall Street Journal • Apr. 6, 2026

Palantir’s Artificial Intelligence Platform signified a breakthrough, as customers realized Palantir could provide AI solutions that were effective, Luria said.

From MarketWatch • Apr. 4, 2026

The breakthrough traces back to an unexpected moment during a neurobiology course at the Marine Biological Laboratory in Massachusetts.

From Science Daily • Apr. 1, 2026

“All My Sons,” Miller’s breakthrough play about capitalism’s warped ethics in the guise of a domestic drama, just finished a successful run at Antaeus Theatre Company in Glendale.

From Los Angeles Times • Apr. 1, 2026

Soon after the phone was put down, John came in to see how Maurice had taken the news of the breakthrough.

From "Double Helix" by James D. Watson