upthrust

1 of 2

verb

up·​thrust ˈəp-ˌthrəst How to pronounce upthrust (audio)
upthrusted; upthrusting; upthrusts

transitive verb

: to thrust up
especially : to elevate (a part of the earth's surface) in an upthrust

intransitive verb

: to rise with an upward thrust

upthrust

2 of 2

noun

: an upward thrust
specifically : an uplift of part of the earth's crust

Examples of upthrust in a Sentence

Verb an upthrusting seamount
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.
Noun
After all, the collision of the Indian and Eurasian tectonic plates, which began 50 million years ago, has been responsible for the upthrust of Mt. Everest and the world's tallest mountain range, the Himalaya. Tom Yulsman, Discover Magazine, 1 May 2015 Yes, the scientific phenomenon that allows something to float or sink, also known as upthrust. Molly Longman, refinery29.com, 9 July 2020 From an upthrust of land in the Shawangunk Mountains, Alfred looked down at Lake Mohonk and was smitten. Karl Zimmermann, Los Angeles Times, 3 Aug. 2019

Word History

First Known Use

Verb

1845, in the meaning defined at transitive sense

Noun

1846, in the meaning defined above

Time Traveler
The first known use of upthrust was in 1845

Dictionary Entries Near upthrust

Cite this Entry

“Upthrust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/upthrust. Accessed 17 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!