: a genus (family Codiaceae) of calcareous marine green algae remarkable for the jointed coenocytic thallus which in most of the species (as H. tuna) resembles a prickly-pear cactus in miniature

Word History


New Latin, after Halimede, a nereid, from Greek Halimēdē

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Cite this Entry

“Halimeda.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Halimeda. Accessed 11 Dec. 2023.

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