D defs.my
Entry 1 sense Webster, 1913

biotin

· bi·o·tin · IPA /ˈbaɪətɪn/
01 n. a B vitamin (C10H16N2O3S) that aids in body growth; -- called also vitamin H and coenzyme R. It functions as a coenzyme in many carboxylat…
  1. 1.
    a B vitamin (C10H16N2O3S) that aids in body growth; -- called also vitamin H and coenzyme R. It functions as a coenzyme in many carboxylation reactions. Also: vitamin H, coenzyme R
Syn. .