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Definitions

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.

A pause, a huff, a wide-eyed look of shock at some utterance indicating a forced push into the unknown, including the famous query to the estate’s heir upon hearing his intent to take – horrors! – a job: “What is a ‘week-end’?”

From Salon

“The release will be rescheduled upon the resumption of government funding,” a BLS spokesman said in a statement to MarketWatch.

From MarketWatch

Harry had acquired sixteen cats, but he didn’t take care of them; the most frequent comment that reporters and tourists had upon leaving the lodge was that it stank of cat urine.

From Literature

DB's new chief Evelyn Palla promised a "new start" upon taking the reins in September but warned that renewing the railways would be "a marathon, not a sprint" because of the extensive work needed to rebuild the system.

From Barron's

To Richard Windsor, founder of independent research firm Radio Free Mobile, the problem plaguing the two companies is simple enough: “The business model of compute upon which the AI boom is being built is not viable,” he wrote on Monday, pointing out that AI infrastructure costs are rising while the revenue per gigawatt that infrastructure providers can earn has remained capped.

From MarketWatch