Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Aequorea

noun
Ae·quo·rea | \ē-ˈkwȯr-ē-ə\

Definition of Aequorea 

: a cosmopolitan genus (the type of the family Aequoridae) of brilliantly luminescent hydrozoan jellyfish of moderate size

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!

First Known Use of Aequorea

1849, in the meaning defined above

History and Etymology for Aequorea

New Latin, from Latin, feminine of aequoreus of the sea, from aequor sea, even surface, from aequus even, equal

Keep scrolling for more

Learn More about Aequorea

Dictionary Entries near Aequorea

Aequian

Aequidens

aequo animo

Aequorea

aequorin

aer-

aera

Statistics for Aequorea

Look-up Popularity

Time Traveler for Aequorea

The first known use of Aequorea was in 1849

See more words from the same year

Comments on Aequorea

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

Show Comments  Hide Comments 

WORD OF THE DAY

nary

not any or not one

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble-tiles-that-read-scrabble-quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

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

TAKE THE QUIZ

Love words? Need even more definitions?

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

Words at Play

Ask the Editors

Word Games