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8 Wintry Words to Defrost Your Vocabulary

marsh gas

noun
1.
a gaseous decomposition product of organic matter, consisting primarily of methane.
Also called swamp gas.
Origin
1775-1785
1775-85, Americanism
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for marsh gas
  • Well, a crowd gathered round and a scientist said it was marsh gas.
  • Also called marsh gas, methane is a colorless, odorless gas.
  • We always thought it was marsh gas or phosphorus but some believed that the lights were spirits or fairies, good or bad.
British Dictionary definitions for marsh gas

marsh gas

noun
1.
a hydrocarbon gas largely composed of methane formed when organic material decays in the absence of air
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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marsh gas in Medicine

marsh gas n.
See methane.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Difficulty index for marsh gas

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Word Value for marsh

10
10
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