thimble jellyfish

noun

thim·​ble jellyfish ˈthim-bəl- How to pronounce thimble jellyfish (audio)
: a small scyphozoan jellyfish (Linuche unguiculata) whose tiny larvae cause seabather's eruption especially in coastal waters of southern Florida and the Caribbean

Browse Nearby Words

Cite this Entry

“Thimble jellyfish.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/thimble%20jellyfish. Accessed 3 Mar. 2025.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!