- MÉTHANE
- n. m.
T. de Chimie
Protocarbure d’hydrogène, qui prend naissance dans la fermentation des matières organiques. C’est pourquoi on l’appelle aussi Gaz des marais. Le méthane est un hydrure de méthyle.
L'Academie francaise. 1935.
MÉTHANE
Regardez d'autres dictionnaires:
Methane — Methane … Wikipedia
Méthane — Méthane … Wikipédia en Français
Methane — Méthane Méthane Représentation de Cram et vue 3D … Wikipédia en Français
MÉTHANE — Formule brute: CH4 Masse moléculaire: 16,04 g Masse spécifique: 0,716 8 g/l Point d’ébullition: 161,5 0C Point de fusion: 184 0C Le méthane est un hydrocarbure saturé, le plus simple des alcanes. C’est un gaz incolore, d’odeur légèrement alliacée … Encyclopédie Universelle
Methane — Meth ane, n. [See {Methal}.] (Chem.) A light, colorless, gaseous, inflammable hydrocarbon, {CH4}; marsh gas. It is the simplest of the aliphatic hydrocarbons. See {Marsh gas}, under {Gas}. [1913 Webster] {Methane series} (Chem.), a series of… … The Collaborative International Dictionary of English
methane — inflammable colorless and odorless gas, marsh gas, 1867, coined from METHYL (Cf. methyl) + chemical suffix ANE (Cf. ane) … Etymology dictionary
methane — ► NOUN ▪ a colourless, odourless flammable gas which is the main constituent of natural gas. ORIGIN from METHYL(Cf. ↑methyl) … English terms dictionary
methane — [meth′ān΄] n. [ METH(YL) + ANE] a colorless, odorless, flammable, gaseous alkane, CH4, present in natural gas and formed by the decomposition of vegetable matter, as in marshes and mines, or produced artificially by heating carbon monoxide and… … English World dictionary
methane — /meth ayn/; Brit. /mee thayn/, n. Chem. a colorless, odorless, flammable gas, CH4, the main constituent of marsh gas and the firedamp of coal mines, obtained commercially from natural gas: the first member of the methane, or alkane, series of… … Universalium
methane — /ˈmiθeɪn / (say meethayn) noun a colourless, odourless, flammable gas, CH4, the simplest alkane, the main constituent of marsh gas and the firedamp of coal mines, and obtained commercially from natural gas; the first member of the methane or… …
methane — noun /ˈmɛθɛɪn,ˈmiːθeɪn,ˈmɛθeɪn/ a) The simplest aliphatic hydrocarbon, CH, being a constituent of natural gas. Cattle emit a large amount of methane. b) Any of very many derivatives of methane. Syn: methyl hydride, car … Wiktionary
