avidin

play
noun av·i·din \ ˈa-və-dən \

Definition of avidin

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

Origin and Etymology of avidin

from its avidity for biotin


Medical Dictionary

avidin

play
noun av·i·din \ ˈav-əd-ən \

medical Definition of avidin

: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).

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 ram's-horn trumpet used in Judaism

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!