See Also: Methane(medicine)
methane(dictionary)
methane(encyclopedia)
methane(dictionary)
methane monooxygenase(medicine)

methane (iou)



methane noun. M19.
[from METH- + -ANE.]
Chemistry. A colourless odourless flammable gas, CH4, the simplest of the alkanes, which occurs in natural gas, coal gas, and decaying organic matter, forms an explosive mixture with air, and is used as a fuel. Cf. firedamp s.v. FIRE noun.