quinoline

[ kwin-l-een, -in ]

/ ˈkwɪn lˌin, -ɪn /

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.

Also called leucoline.

Origin of quinoline

First recorded in 1835–45; quin(ine) + -ol¹ + -ine²

Words nearby quinoline

quino-, quinoa, quinoid, quinoidine, quinol, quinoline, quinolone, quinone, quinone diimine, quinonimine, quinonoid

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for quinoline

When cinchonine is distilled with solid potassium hydrate, it yields pyrrol and bases of both the pyridine and quinoline series.
Scientific American Supplement, No. 415, December 15, 1883|Various
In this way "kairene" and "quinoline" were produced, at about half the price of quinine.
Golden Days for Boys and Girls, Vol. XIII, Nov. 28, 1891|Various
The same thing applies to quinoline as compared to naphthalene.
Scientific American Supplement, No. 415, December 15, 1883|Various
This is not exactly the case with the higher groups of alkaloids—the derivatives of pyridine and quinoline.
Scientific American Supplement, No. 623, December 10, 1887|Various

Most of these are of a basic character, and belong to the pyridine and the quinoline series.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5|Various

British Dictionary definitions for quinoline

quinoline

/ (ˈkwɪnəˌliːn, -lɪn) /

noun

an oily colourless insoluble basic heterocyclic compound synthesized by heating aniline, nitrobenzene, glycerol, and sulphuric acid: used as a food preservative and in the manufacture of dyes and antiseptics. Formula: C 9 H 7 N

any substituted derivative of quinoline

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

Medical definitions for quinoline

quinoline

[ 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.

Scientific definitions for quinoline

quinoline

[ kwĭn′ə-lēn′, -lĭn ]

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.

单词	quinoline
释义	quinoline [ kwin-l-een, -in ] / ˈkwɪn lˌin, -ɪn / 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. Also called leucoline. Origin of quinoline First recorded in 1835–45; quin(ine) + -ol¹ + -ine² Words nearby quinoline quino-, quinoa, quinoid, quinoidine, quinol, quinoline, quinolone, quinone, quinone diimine, quinonimine, quinonoid Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for quinoline When cinchonine is distilled with solid potassium hydrate, it yields pyrrol and bases of both the pyridine and quinoline series. Scientific American Supplement, No. 415, December 15, 1883\|Various In this way "kairene" and "quinoline" were produced, at about half the price of quinine. Golden Days for Boys and Girls, Vol. XIII, Nov. 28, 1891\|Various The same thing applies to quinoline as compared to naphthalene. Scientific American Supplement, No. 415, December 15, 1883\|Various This is not exactly the case with the higher groups of alkaloids—the derivatives of pyridine and quinoline. Scientific American Supplement, No. 623, December 10, 1887\|Various Most of these are of a basic character, and belong to the pyridine and the quinoline series. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5\|Various British Dictionary definitions for quinoline quinoline / (ˈkwɪnəˌliːn, -lɪn) / noun an oily colourless insoluble basic heterocyclic compound synthesized by heating aniline, nitrobenzene, glycerol, and sulphuric acid: used as a food preservative and in the manufacture of dyes and antiseptics. Formula: C 9 H 7 N any substituted derivative of quinoline 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 Medical definitions for quinoline quinoline [ 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. Scientific definitions for quinoline quinoline [ kwĭn′ə-lēn′, -lĭn ] 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
随便看	nonmonetary advantages nonmoral nonnasal nonnative non-naturalism nonnegative non-negotiable nonne's syndrome nonnitrogenous nonnuclear non-nucleoside non-nucleoside analogue nonny-nonny no-no nonobedience nonobjective nonobservance non obst. non obstante nonobstructive jaundice nonoccurrence nonofficial no-nonsense nonoperational nonorthodox