uracil

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u·ra·cil

 (yo͝or′ə-sĭl)
n. Abbr. U
A pyrimidine base, C4H4N2O2, that is an essential constituent of RNA.
[ur(ea) + ac(etic) + -il, substance relating to.]
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.

uracil

(ˈjʊərəsɪl)
n
(Biochemistry) biochem a pyrimidine present in all living cells, usually in a combined form, as in RNA. Formula: C4H4N2O2
[C20: from uro-1 + acetic + -ile]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

u•ra•cil

(ˈyʊər ə sɪl)

n.
a pyrimidine base, C4H4N2O2, that is one of the fundamental components of RNA, in which it forms base pairs with adenine. Symbol: U
[1905–10; ur-1 + ac (etic) + -il, of uncertain orig.]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

u·ra·cil

(yo͝or′ə-sĭl)
A base that is a component of RNA, forming a base pair with adenine during transcription.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.uracil - a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
U
ribonucleic acid, RNA - (biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes; it transmits genetic information from DNA to the cytoplasm and controls certain chemical processes in the cell; "ribonucleic acid is the genetic material of some viruses"
nucleotide, base - a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
uracile