First Known Use: 1941
Dictionary
avidin
noun av·i·din \ˈa-və-dən\
Definition of AVIDIN
: a protein found in egg white that inactivates biotin by combining with it
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Origin of AVIDIN
from its avidity for biotin
Medical Dictionary
avidin
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
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