seamount

noun

sea·​mount ˈsē-ˌmau̇nt How to pronounce seamount (audio)
: a submarine mountain rising above the deep-sea floor

Examples of seamount in a Sentence

Recent Examples on the Web
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Zoom in: Given its proximity to the coast and level of activity, the seamount was picked to be the first underwater volcano observatory in the world. Kale Williams, Axios, 14 Jan. 2025 Scientists are eager to conduct further research to understand how the ban may be benefitting Chilean seamounts. Scott Travers, Forbes, 14 Dec. 2024 The ecosystem is home to seamounts, hydrothermal vents, deep-sea trenches and species found only in its freezing water. Irene Wright, Miami Herald, 20 Mar. 2025 Chadwick and his team also often travel to the seamount on expeditions to gather more data. Elizabeth Gamillo, Smithsonian Magazine, 9 Jan. 2025 See All Example Sentences for seamount

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of seamount was in 1941

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Cite this Entry

“Seamount.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seamount. Accessed 24 May. 2025.

Kids Definition

seamount

noun
sea·​mount ˈsē-ˌmau̇nt How to pronounce seamount (audio)
: a submarine mountain

More from Merriam-Webster on seamount

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