methane /mēˈthān or methˈān/

An odourless, colourless, inflammable gas (CH₄), the simplest hydrocarbon, produced by decomposition of vegetable matter in wet conditions (also called marsh-gas, fire damp)

methan'ogen noun (biology)

A micro-organism that produces methane

methanoic /meth-ə-nōˈik/ acid noun

Formic acid

• hold up
• hold-up
• hold up one's head
• hold-ups
• hold water
• hold with
• hold with the hare and run with the hounds
• hold your horses
• hole
• hole-and-corner
• hole card
• hole cards
• holed
• hole in one
• hole in the heart
• hole in the wall
• hole-in-the-wall
• hole out
• holes
• holesom
• holesome
• hole up
• holey
• Holi
• holibut