Biotin

//ˈbaɪətɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A sulfur-containing member of the vitamin B complex, 5-[(3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoic acid, found in liver, egg yolk, milk, and yeast, essential to the activity of multiple enzyme systems. countable, uncountable
  2. 2
    a B vitamin that aids in body growth wordnet

Etymology

Borrowed from German Biotin, from Ancient Greek βίοτος (bíotos, “life”) + the suffix -in.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.