aequorin

noun ae·quo·rin \ēˈkwȯrə̇n, -ōr-\

Definition of aequorin

plural

-s

  1. :  a bioluminescent protein of jellyfish (genus Aequorea) that emits light in response to the addition of calcium or strontium and is used to demonstrate the presence and distribution of calcium in cells

There's more!

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!
Already a subscriber? Log in.

Origin and Etymology of aequorin

New Latin Aequorea aequorea + 1-in


First Known Use: 1962


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

a person who is a bore or nuisance

Get Word of the Day daily email!

Love words? Need even more definitions?

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