plural noun
Eu·​carida | \ (¦)yü+ \

Definition of Eucarida

: an extensive group of crustaceans having the thoracic segments covered by and fused with a carapace and the eyes on movable stalks and constituting the orders Euphausiacea and Decapoda of the subclass Malacostraca

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!

History and Etymology for Eucarida

New Latin, from eu- + -carida (from Latin carid-, caris, a kind of sea crab)

Keep scrolling for more

Learn More about Eucarida

Statistics for Eucarida

Cite this Entry

“Eucarida.” Dictionary, Merriam-Webster, Accessed 29 Nov. 2020.

Comments on Eucarida

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


Test Your Vocabulary

A Thanksgiving Word Quiz

  • a traditional thanksgiving dinner
  • November comes from a word for which of the following numbers?
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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