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propane

[proh-peyn] /ˈproʊ peɪn/
noun, Chemistry
1.
a colorless, flammable gas, C 3 H 8 , of the alkane series, occurring in petroleum and natural gas: used chiefly as a fuel and in organic synthesis.
Also called dimethylmethane.
Origin of propane
1866
1866; prop(ionic) + -ane
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Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for propane

propane

/ˈprəʊpeɪn/
noun
1.
a colourless flammable gaseous alkane found in petroleum and used as a fuel. Formula: CH3CH2CH3
Word Origin
C19: from propionic acid + -ane
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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Word Origin and History for propane
n.

"colorless gas occurring in petroleum," 1866, with chemical suffix -ane + prop(ionic acid) (1850), from French propionique (1847), from Greek pro "forward" (see pro-) + pion "fat" (see fat (adj.)), in reference to its being first in order of the fatty acids.

Online Etymology Dictionary, © 2010 Douglas Harper
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propane in Medicine

propane pro·pane (prō'pān')
n.
A colorless hydrocarbon found in natural gas and petroleum and widely used as a fuel.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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propane in Science
propane
  (prō'pān')   
A colorless, gaseous hydrocarbon found in petroleum and natural gas. It is widely used as a fuel. Propane is the third member of the alkane series. Chemical formula: C3H8.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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