steroid: Meaning and Definition of

ste•roid

Pronunciation: (stēr'oid, ster'-), [key]
— Biochem. Biochem.
—n.
  1. any of a large group of fat-soluble organic compounds, as the sterols, bile acids, and sex hormones, most of which have specific physiological action.
—adj.
  1. pertaining to or characteristic of a steroid.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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