Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An odorless, colorless, flammable gas, CH4, the major constituent of natural gas, that is used as a fuel and is an important source of hydrogen and a wide variety of organic compounds.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The simplest aliphatic hydrocarbon, CH4, being a constituent of natural gas.
  • n. Any of very many derivatives of methane.

from the GNU version of the Collaborative International Dictionary of English

  • n. A light, colorless, gaseous, inflammable hydrocarbon, CH4; marsh gas. It is the simplest of the aliphatic hydrocarbons. See Marsh gas, under gas.

from The Century Dictionary and Cyclopedia

  • n. A hydrocarbon (CH4) belonging to the paraffin series, a colorless, odorless gas which may be reduced to a liquid by extreme pressure and cold.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a colorless odorless gas used as a fuel

Etymologies

From methyl + -ane. (Wiktionary)

Examples

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