natural gas
–noun
| a combustible mixture of gaseous hydrocarbons that accumulates in porous sedimentary rocks, esp. those yielding petroleum, consisting usually of over 80 percent methane together with minor amounts of ethane, propane, butane, nitrogen, and, sometimes, helium: used as a fuel and to make carbon black, acetylene, and synthesis gas. |
[Origin: 1815–25
]
] | Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
Natural gas
To learn more about Natural gas visit Britannica.com
| © 2008 Encyclopædia Britannica, Inc. |
| natural gas
n. Abbr. NG A mixture of hydrocarbon gases that occurs with petroleum deposits, principally methane together with varying quantities of ethane, propane, butane, and other gases, and is used as a fuel and in the manufacture of organic compounds. |
| The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2006 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
| natural gas | |
noun | |
| a fossil fuel in the gaseous state; used for cooking and heating homes |
| WordNet® 3.0, © 2006 by Princeton University. |
natural gas
gas suitable for burning, found underground or under the sea
See also: naturalist, naturally, natural, natural history, natural resources
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| Kernerman English Multilingual Dictionary, © 2000-2006 K Dictionaries Ltd. |
| natural gas
Audio Help (nāch'ər-əl) Pronunciation Key
A mixture of hydrocarbon gases that occurs naturally beneath the Earth's surface, often with or near petroleum deposits. Natural gas contains mostly of methane but also has varying amounts of ethane, propane, butane, and nitrogen. It is used as a fuel and in making organic compounds. |
| The American Heritage® Science Dictionary Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
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