ornithine

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or·ni·thine

 (ôr′nə-thēn′)
n.
An amino acid, C5H12N2O2, not found in proteins, formed by hydrolyzing arginine and important in the formation of urea.

[ornith(uric acid), an acid found in birds' urine (ornith(o)- + uric acid) + -ine.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ornithine

(ˈɔːnɪˌθiːn)
n
(Biochemistry) an amino acid produced from arginine by hydrolysis: involved in the formation of urea in the liver; diaminopentanoic acid. Formula: NH2(CH2)3CHNH2COOH
[C19: from ornithuric (acid) secreted in the urine of birds, from ornitho- + uric]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

or•ni•thine

(ˈɔr nəˌθin)

n.
an amino acid, H2N(CH2)3CH(NH2)COOH, obtained by the hydrolysis of arginine and occurring as an intermediate compound in the urea cycle of mammals.
[1880–85; ornith(uric acid), secreted by birds + -ine2]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ornithine - an amino acid that does not occur in proteins but is important in the formation of urea
amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
Ornithin
ornithine
ornityna

or·ni·thine

n. ornitina, aminoácido que aunque no está presente en las proteínas desempeña un papel importante en el ciclo de la urea.
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