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pentane

[pen-teyn] /ˈpɛn teɪn/
noun, Chemistry, Pharmacology
1.
a hydrocarbon of the methane series, existing in three liquid isomeric forms.
2.
Also called normal pentane. the most important isomer of pentane, a colorless, flammable, water-insoluble, very volatile liquid, C 5 H 1 2 , obtained from petroleum by distillation: used chiefly as a solvent and in medicine as an anesthetic.
Origin
1875-1880
1875-80; pent- + -ane
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for pentane
  • If someone is certifiably nuts, their breath may have notes of ether and pentane, according to one study.
British Dictionary definitions for pentane

pentane

/ˈpɛnteɪn/
noun
1.
an alkane hydrocarbon having three isomers, esp the isomer with a straight chain of carbon atoms (n-pentane) which is a colourless flammable liquid used as a solvent. Formula: C5H12
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
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pentane in Science
pentane
  (pěn'tān')   
A colorless, flammable hydrocarbon derived from petroleum and used as a solvent. Pentane occurs in three isomers and is the fifth member of the alkane series. Chemical formula: C5H12.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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