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Quinoline - 7 dictionary results
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quin⋅o⋅line
[kwin-l-een, -in] 
lˌin
–noun Chemistry.
| a colorless, liquid, water-immiscible, nitrogenous base, C9H7N, having a disagreeable odor, occurring in coal tar, and usually prepared by oxidizing a mixture of glycerol and aniline: used as a solvent and reagent and to make dyes. |
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To Quinoline
| quin·o·line (kwĭn'ə-lēn', -lĭn) n. An aromatic organic base, C9H7N, having a pungent tarlike odor, synthesized or obtained from coal tar, and used as a food preservative and in making antiseptics and dyes. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Quinoline
Quin"o*line\, n. [Quinine + L. oleum oil + -ine.] (Chem.) A nitrogenous base, C9H7N obtained as a pungent colorless liquid by the distillation of alkaloids, bones, coal tar, etc. It the nucleus of many organic bodies, especially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type. [Written also chinoline.]
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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Main Entry: quin·o·line
Pronunciation: 'kwin-&l-"En
Function: noun
1 : a pungent oily nitrogenous baseC9H7N that is obtained usually by distillation of coal tar or by synthesis from aniline and is the parent compound of many alkaloids, drugs, and dyes
2 : aderivative of quinoline
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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quinoline quin·o·line (kwĭn'ə-lēn', -lĭn)
n.
An aromatic organic base synthesized or obtained from coal tar and used as a food preservative and in making antiseptics.
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.
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| quinoline (kwĭn'ə-lēn', -lĭn) Pronunciation Key
An aromatic organic liquid having a pungent, tarlike odor. Quinoline is a base and is obtained from coal tar or is synthesized. It is used as a food preservative and in making antiseptics and dyes. Chemical formula: C9H7N. |
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.
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quinoline
any of a class of organic compounds of the aromatic heterocyclic series characterized by a double-ring structure composed of a benzene and a pyridine ring fused at two adjacent carbon atoms. The benzene ring contains six carbon atoms, while the pyridine ring contains five carbon atoms and a nitrogen atom. The simplest member of the quinoline family is quinoline itself, a compound with molecular structure C9H7N.
Learn more about quinoline with a free trial on Britannica.com.
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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