ornithine
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nəˌθin noun Biochemistry.
an amino acid, H 2 N(CH 2 ) 3 CH(NH 2 )COOH, obtained by the hydrolysis of arginine and occurring as an intermediate compound in the urea cycle of mammals.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Link To ornithine
Collins
World English Dictionary
ornithine (ˈɔːnɪˌθiːn) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| 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 | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Ornithine
is always a great word to know.
So is interrobang. Does it mean:
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a fool or simpleton; ninny. |
American Heritage
Medical Dictionary
ornithine or·ni·thine (ôr'nə-thēn')
n.
Abbr. Orn An amino acid formed by the hydrolysis of arginine and important in the formation of urea.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
ornithine  (ôr'nə-thēn') Pronunciation Key
An amino acid not found in proteins, formed by hydrolyzing arginine and important in the formation of urea. Chemical formula: C5H12N2O2. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
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