a protein, found in egg-white, that combines with biotin to form a stable compound that cannot be absorbed, leading to a biotin deficiency in the consumer
Word origin
C20: from avid + (bio)in; from its characteristic avidity for biotin
avidin in American English
(ˈævədɪn)
noun
a protein in raw egg white that binds to biotin, making the biotin inactive in the body
Word origin
avid + -in1: so named because of its peculiar biotin-binding capacity