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.
From a logistics perspective, Poseidon is around the size of a refrigerator and is installed directly on the deck of a fishing boat with minimal disruption to the normal workflow. Akiko Katayama, Forbes.com, 31 Aug. 2025 Poseidon returning to Sigonella after a mission over the Black Sea. Ryan Chan, MSNBC Newsweek, 28 Aug. 2025 Percy’s journey to set things right will take him off the map and into the deadly Sea of Monsters, where a secret fate awaits the son of Poseidon. Denise Petski, Deadline, 21 Aug. 2025 While Baia di Sorgeto feels blissfully under the radar, other hot springs on the island—such as Negombo and Giardini Poseidon—are more popular and, chances are, far more crowded. Nicky Swallow, Travel + Leisure, 19 Aug. 2025 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 10 Sep. 2025.

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