proline
[ proh-leen, -lin ]
nounBiochemistry.
an alcohol-soluble amino acid, C4H9NHCOOH, occurring in high concentration in collagen. Abbreviation: Pro; Symbol: P
Origin of proline
1First recorded in 1900–05; alteration of pyrrolidine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for proline
proline
/ (ˈprəʊliːn, -lɪn) /
noun
a nonessential amino acid that occurs in protein
Origin of proline
1C20: from pyrrolidine
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
Scientific definitions for proline
proline
[ prō′lēn′ ]
A nonessential amino acid. Chemical formula: C5H9NO2. See more at amino acid.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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