hy·​dro·​me·​du·​sa ˌhī-drō-mi-ˈdü-sə How to pronounce hydromedusa (audio)
plural hydromedusae ˌhī-drō-mi-ˈdü-ˌsē How to pronounce hydromedusa (audio)
-ˌzē -ˈdyü-
: a medusa (as of the orders Anthomedusae and Leptomedusae) produced as a bud from a hydroid

Example Sentences

Recent Examples on the Web This hydromedusa, Bathykorus bouilloni, is common in the deep waters of the Arctic, about 3,300 feet deep. Courtney Linder, Popular Mechanics, 17 Aug. 2022 During a spring dive at a depth of six meters, a small hydromedusa of the Pandea conica genus, among an infinity of tiny tunicates, is carried by the current of the Calabrian side of the Strait of Messina. Cecilia Rodriguez, Forbes, 7 Nov. 2021 Rob Condon, an assistant professor at the University of North Carolina Wilmington, which houses the Jellyfish Database Initiative, says the jelly might be a hydromedusa. Tim Samuel, National Geographic, 7 June 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydromedusa.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


New Latin

First Known Use

circa 1889, in the meaning defined above

Time Traveler
The first known use of hydromedusa was circa 1889

Dictionary Entries Near hydromedusa

Cite this Entry

“Hydromedusa.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydromedusa. Accessed 22 Mar. 2023.

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