New Latin Hydra hydra + Greek ánthos "flower" — more at antho-
The word was probably introduced by the Irish-born biologist George James Allman (1812-98) in A Monograph of the Gymnoblastic or Tubularian Hydroids (London, 1871), p. xiv.
1874, in the meaning defined above
“Hydranth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydranth. Accessed 10 Dec. 2023.
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
See Definitions and Examples »
Get Word of the Day daily email!