biotin Hear it!

biotin definition

bio·tin (bī′ə tin)

noun

a bacterial growth factor, CHONS, present in all living things; vitamin H: it is one of the vitamin B group and is found in liver, egg yolk, yeast, etc.

Etymology: biot(ic) + -in

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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