- a mixture of hydrocarbons, chiefly methane, formed in coal mines. It forms explosive mixtures with air
See also afterdamp
WordReference Random House Unabridged Dictionary of American English © 2026
fire•damp
(fīər′damp′),USA pronunciation n. [Mining.]
- Mininga combustible gas consisting chiefly of methane, formed esp. in coal mines, and dangerously explosive when mixed with certain proportions of atmospheric air.
- Miningthe explosive mixture itself.
- fire + damp 1670–80
Collins Concise English Dictionary © HarperCollins Publishers::
firedamp /ˈfaɪəˌdæmp/ n
'firedamp' also found in these entries (note: many are not synonyms or translations):