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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.

Though the chances of a breakthrough remain slim, The Wall Street Journal reported Monday.

From Barron's • Apr. 6, 2026

The negotiations, which involve regional mediators, are for a truce that could lead to a permanent end to the war with Iran, though the chances for a breakthrough remain slim.

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

The announcer was talking about a breakthrough on one of the beaches.

From "The Chosen" by Chaim Potok