mushroom jellyfish

noun

: a large scyphozoan jellyfish (Rhopilema verrilli) with a spherical, usually cream-colored umbrella, fingerlike oral arms, and no tentacles

Word History

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of mushroom jellyfish was in 1982

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Dictionary Entries Near mushroom jellyfish

mushroomer

mushroom jellyfish

mushroomlike

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Cite this Entry

“Mushroom jellyfish.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mushroom%20jellyfish. Accessed 26 Nov. 2024.

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