plural noun
An·​tho·​me·​du·​sae | \ -(t)thə- \

Definition of Anthomedusae

: a suborder of Hydroida that is sometimes regarded as a separate order of Hydrozoa and that includes hydrozoans, that has the hydranths and reproductive zooids unprotected by thecae, and that sometimes has medusae which bear the gonads in the manubrium and lack lithocysts

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Other Words from Anthomedusae

anthomedusan \ ¦⸗(ˌ)⸗⸗¦⸗⸗ \ adjective or noun

History and Etymology for Anthomedusae

New Latin, from anth- entry 1 + medusae (plural of medusa)

Keep scrolling for more

Learn More about Anthomedusae

Statistics for Anthomedusae

Cite this Entry

“Anthomedusae.” Dictionary, Merriam-Webster, Accessed 19 Jan. 2021.

Comments on Anthomedusae

What made you want to look up Anthomedusae? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.


Anagram puzzles meet word search.

Love words? Need even more definitions?

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