defining moment
noun
: the time that shows very clearly what something is really about
That was the campaign's defining moment.
Examples of defining moment in a Sentence
Recent Examples on the Web
The series, which debuted in 2004, became a defining moment in reality television — in part because of the genuine relationships at its core, according to executive producer Liz Gateley.
—
Deirdre Durkan, PEOPLE, 10 Apr. 2026
But for any rider, winning in the Roubaix velodrome is a career-defining moment.
—Jessica Hopkins, New York Times, 10 Apr. 2026
This is a defining moment in the history of the Middle East.
—FOXNews.com, 7 Apr. 2026
The milestone marks a defining moment in the agency’s return to crewed deep space exploration after more than five decades.
—Neetika Walter, Interesting Engineering, 6 Apr. 2026
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Deirdre Durkan, PEOPLE, 10 Apr. 2026
But for any rider, winning in the Roubaix velodrome is a career-defining moment.
—Jessica Hopkins, New York Times, 10 Apr. 2026
This is a defining moment in the history of the Middle East.
—FOXNews.com, 7 Apr. 2026
The milestone marks a defining moment in the agency’s return to crewed deep space exploration after more than five decades.
—Neetika Walter, Interesting Engineering, 6 Apr. 2026
See All Example Sentences for defining moment
Cite this Entry
“Defining moment.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/defining%20moment. Accessed 18 Apr. 2026.
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