The·​tis ˈthē-təs How to pronounce Thetis (audio)
: a sea goddess who marries Peleus and becomes the mother of Achilles

Examples of Thetis in a Sentence

Recent Examples on the Web The nine men and four women were taken aboard the Coast Guard Cutter Thetis on Tuesday afternoon, some 26 miles southeast of Key West, the agency said in a news release., 7 July 2021 Speakers include landscape designer Elisa Read, Garland Reiter Jr., executive chairman of Reiter Affiliated Cos., botanical specialist Vishaal Khanna, Kel Mitchel, vice president of Renewable Resources Group and Thetis Sammons, agricultural consultant for sustainability. Jeanette Marantos, Los Angeles Times, 31 Mar. 2023

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

Word History


Latin, from Greek

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of Thetis was in the 14th century

Dictionary Entries Near Thetis

Cite this Entry

“Thetis.” Dictionary, Merriam-Webster, Accessed 2 Mar. 2024.

More from Merriam-Webster on Thetis

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