A hydroxysteroid is a molecule derived from a steroid with a hydrogen replaced with a hydroxygroup. When the hydroxy group is specifically at the C3 position, hydroxysteroids are referred to as sterols, with an example being cholesterol.
See also
Hydroxysteroid dehydrogenase
Ketosteroid
External links
Hydroxysteroids at the U.S. National Library of Medicine Medical Subject Headings (MeSH)