upon

1 of 2

preposition

up·​on ə-ˈpȯn How to pronounce upon (audio)
-ˈpän
: on

upon

2 of 2

adverb

up·​on ə-ˈpȯn How to pronounce upon (audio)
-ˈpän
1
obsolete : on the surface : on it
2
obsolete : thereafter, thereon

Examples of upon in a Sentence

Preposition He carefully placed the vase upon the table. They built their city upon a cliff overlooking the sea. She was seated upon a throne. an assault upon traditional values She was admitted to his office immediately upon her arrival. That kind of behavior is frowned upon.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Preposition
During the hearing over the next two days, attorneys for the brothers are expected to call upon past prosecutors, former inmates and corrections personnel to testify on their rehabilitation efforts. Taylor Romine, CNN Money, 13 May 2025 Beyond the fact that using AI tools to write is generally frowned upon and considered to be unethical, AI writing has become so ubiquitous that using AI or modeling one’s work off of it is a surefire way to make your materials blend into a sea of other cookie-cutter essays. Christopher Rim, Forbes.com, 13 May 2025 There is so much depth to call upon from both teams. Eric Sondheimer, Los Angeles Times, 12 May 2025 Plot details are currently under wraps, but with just three episodes left in season two, there's sure to be plenty to feast upon as the stakes climb higher and higher. Billie Melissa, MSNBC Newsweek, 8 May 2025 See All Example Sentences for upon

Word History

First Known Use

Preposition

12th century, in the meaning defined above

Adverb

13th century, in the meaning defined at sense 1

Time Traveler
The first known use of upon was in the 12th century

Cite this Entry

“Upon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/upon. Accessed 3 Jun. 2025.

Kids Definition

upon

preposition
up·​on
ə-ˈpȯn,
-ˈpän,
-(ˌ)pən

More from Merriam-Webster on upon

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