Dictionary.com
definitions

hydroxyproline

[hahy-drok-si-proh-leen, -lin]
noun Biochemistry.
  1. a nutritionally nonessential amino acid, C5H9NO3, found chiefly in collagen.

Origin of hydroxyproline

First recorded in 1900–05; hydroxy- + proline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for hydroxyproline

hydroxyproline

noun
  1. an amino acid occurring in some proteins, esp collagen. Formula: (OH)C 4 H 7 N(COOH)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
hydroxyproline in Medicine

hydroxyproline

[hī-drŏk′sē-prō′lēn′]
n.
  1. An amino acid produced during the hydrolysis of collagen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.