sea snake


: any of numerous venomous aquatic chiefly viviparous elapid snakes of warm seas

Examples of sea snake in a Sentence

Recent Examples on the Web The Dubois' sea snake holds the title of the most venomous sea snake tested. Jake Parks, Discover Magazine, 7 Nov. 2023 The olive sea snake is another water-loving serpent. Avery Hurt, Discover Magazine, 19 May 2022 Forrest Galante has a theory that deadly sea snakes are turning these apex predators into prey! Mark Heim |, al, 26 July 2023 Forrest Galante has a theory that deadly sea snakes might have something to do with it. Amaris Encinas, USA TODAY, 21 July 2023 This ancestral snake species lived on the land and would later evolve into all snake species, including sea snakes. Laura Baisas, Popular Science, 12 July 2023 Forrest Galante believes that deadly sea snakes are turning these apex predators into prey. Kelli Bender, Peoplemag, 12 July 2023 Similarly, sea snakes can hear sounds from underwater speakers between 40 and 600 Hz, peaking in performance at a mere 60 Hz. Sofia Quaglia, Discover Magazine, 2 Mar. 2023 Like the other three sea snakes on this list, the Belcher’s sea snake is found from the eastern Indian Ocean through southeast Asia and into northern coastal Australia. Steven Hill, Field & Stream, 11 June 2020 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sea snake.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1755, in the meaning defined at sense 1

Time Traveler
The first known use of sea snake was in 1755

Dictionary Entries Near sea snake

Cite this Entry

“Sea snake.” Dictionary, Merriam-Webster, Accessed 3 Dec. 2023.

Medical Definition

sea snake

: any of a family (Hydrophidae) of numerous venomous snakes inhabiting the tropical parts of the Pacific and Indian oceans

More from Merriam-Webster on sea snake

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