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upon

[uh-pon, uh-pawn] / əˈpɒn, əˈpɔn /
PREPOSITION
at the time of
Synonyms


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.

Both countries have exchanged strikes for a second consecutive day, putting more strain on a fragile ceasefire arrived upon in April.

From BBC • Jun. 11, 2026

That left Wembanyama one flagrant foul away from an automatic suspension and the Knicks seized upon the moment of Spurs hesitation to mount a 13-0 scoring run.

From Barron's • Jun. 11, 2026

That is exactly what another academic study found upon measuring the stock market’s performance during World Cups between 1950 and 2007: The U.S. stock market produced an average loss of 2.6% during those tournaments.

From MarketWatch • Jun. 9, 2026

This was certainly reinforced by the universal condemnation heaped upon then-Rep.

From The Wall Street Journal • Jun. 8, 2026

Once upon a time, he’d been Sidney Maurice Levyson, a pharmacist from Texas.

From "At Last She Stood" by Erin Entrada Kelly




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