Poseidon

noun

Po·​sei·​don pə-ˈsī-dᵊn How to pronounce Poseidon (audio)
: the Greek god of the sea compare neptune

Examples of Poseidon in a Sentence

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.
In retaliation, Poseidon whips up the ocean, shredding sails, cracking oars, sweeping Odysseus and his men overboard. David Denby, New Yorker, 21 June 2026 The investment supports sustained readiness for the P-8A Poseidon’s anti-submarine warfare and maritime surveillance missions as threat environments continue to develop. Bojan Stojkovski, Interesting Engineering, 21 June 2026 And there are a handful of other fabulous hotels in Positano, including Il San Pietro di Positano, Villa Treville, Hotel Villa Franca, and Hotel Poseidon. Laura Itzkowitz, Travel + Leisure, 14 June 2026 Poseidon’s Fury, a walk-through attraction with special effects, fire and water stunts, closed its doors in 2023. Colson Thayer, PEOPLE, 21 May 2026 See All Example Sentences for Poseidon

Word History

Etymology

Latin, from Greek Poseidōn

First Known Use

1811, in the meaning defined above

Time Traveler
The first known use of Poseidon was in 1811

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Cite this Entry

“Poseidon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Poseidon. Accessed 23 Jun. 2026.

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