proline: Meaning and Definition of

pro•line

Pronunciation: (prō'lēn, -lin), [key]
— n. Biochem.
  1. an alcohol-soluble amino acid, CHNHCOOH, occurring in high concentration in collagen. Abbr.: Pro; Symbol: P
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: