Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

avidin

play
noun av·i·din \ˈa-və-dən\

Definition of avidin

  1. :  a protein found in egg white that inactivates biotin by combining with it



Origin and Etymology of avidin

from its avidity for biotin


First Known Use: 1941


Medical Dictionary

avidin

play
noun av·i·din \ˈav-əd-ən\

Medical Definition of avidin

  1. :  a protein found in white of egg that inactivates biotin by combining with it




Learn More about avidin


Seen and Heard

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

WORD OF THE DAY

a secret group of plotters

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

accommodate acommadate acommodate accomodate
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ