Definition of methane in English:

methane

noun ˈmiːθeɪnˈmɛθeɪnˈmɛθeɪn

mass nounChemistry

A colourless, odourless flammable gas which is the main constituent of natural gas. It is the simplest member of the alkane series of hydrocarbons.
〔化〕甲烷，沼气
Chemical formula: CH₄
Example sentencesExamples
- Food waste is turned into hydrogen, methane and carbon monoxide by the heat of the exhaust.
- Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone.
- For example, the alcohol derivative of methane is methanol and of ethane is ethanol.
- Natural gas is mostly methane with small quantities of ethane and other gases mixed in.
- Will it in the meantime be made from hydrocarbons like methane and natural gas?

Origin

Mid 19th century: from methyl + -ane².

Rhymes

ethane

Definition of methane in US English:

methane

nounˈmeTHānˈmɛθeɪn

Chemistry

A colorless, odorless flammable gas which is the main constituent of natural gas. It is the simplest member of the alkane series of hydrocarbons.
〔化〕甲烷，沼气
Chemical formula: CH₄
Example sentencesExamples
- For example, the alcohol derivative of methane is methanol and of ethane is ethanol.
- Will it in the meantime be made from hydrocarbons like methane and natural gas?
- Food waste is turned into hydrogen, methane and carbon monoxide by the heat of the exhaust.
- Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone.
- Natural gas is mostly methane with small quantities of ethane and other gases mixed in.

Origin

Mid 19th century: from methyl + -ane.

词汇	methane
释义	Definition of methane in English: methane noun ˈmiːθeɪnˈmɛθeɪnˈmɛθeɪn mass nounChemistry A colourless, odourless flammable gas which is the main constituent of natural gas. It is the simplest member of the alkane series of hydrocarbons. 〔化〕甲烷，沼气 Chemical formula: CH₄ Example sentencesExamples Food waste is turned into hydrogen, methane and carbon monoxide by the heat of the exhaust. Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone. For example, the alcohol derivative of methane is methanol and of ethane is ethanol. Natural gas is mostly methane with small quantities of ethane and other gases mixed in. Will it in the meantime be made from hydrocarbons like methane and natural gas? Origin Mid 19th century: from methyl + -ane². Rhymes ethane Definition of methane in US English: methane nounˈmeTHānˈmɛθeɪn Chemistry A colorless, odorless flammable gas which is the main constituent of natural gas. It is the simplest member of the alkane series of hydrocarbons. 〔化〕甲烷，沼气 Chemical formula: CH₄ Example sentencesExamples For example, the alcohol derivative of methane is methanol and of ethane is ethanol. Will it in the meantime be made from hydrocarbons like methane and natural gas? Food waste is turned into hydrogen, methane and carbon monoxide by the heat of the exhaust. Other trace gases include methane, nitrous oxide, carbon monoxide, sulphur dioxide, and ozone. Natural gas is mostly methane with small quantities of ethane and other gases mixed in. Origin Mid 19th century: from methyl + -ane.
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