|See also avidin a vitamin of the B complex, abundant in egg yolk and liver, deficiency of which causes dermatitis and loss of hair. Formula: C10H16N2O3S|
|[C20: biot- from Greek biotē life, way of life + |
|a gadget; dingus; thingumbob.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
biotin bi·o·tin (bī'ə-tĭn)
A colorless crystalline vitamin of the vitamin B complex, essential for the activity of many enzyme systems and found in large quantities in liver, egg yolk, milk, and yeast.
|biotin (bī'ə-tĭn) Pronunciation Key
A water-soluble organic acid belonging to the vitamin B complex that is important in the metabolism of carbohydrates and fatty acids. It is also a cofactor for some coenzymes that catalyze the synthesis of organic acids in the body. Biotin is found in liver, egg yolks, milk, yeast, and some vegetables. Chemical formula: C10H16N2O3S.