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normal pentane

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noun Chemistry.
  1. pentane(def 2).
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pentane

[pen-teyn]
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, C5H12, obtained from petroleum by distillation: used chiefly as a solvent and in medicine as an anesthetic.
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Origin of pentane

1875–80; pent- + -ane
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for normal-pentane

pentane

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: C 5 H 12
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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

normal-pentane in Science

pentane

[pĕntān′]
  1. 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.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.