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Related to Black damp: White damp, mine damp


A noncombustible gas that consists of a mixture of carbon dioxide and nitrogen, found in mines after fires or explosions and incapable of supporting life. Also called chokedamp.

[black + damp, gas.]


(Mining & Quarrying) air that is low in oxygen content and high in carbon dioxide as a result of an explosion in a mine. Also called: chokedamp



mine atmosphere so low in oxygen and high in carbon dioxide as to cause choking. Also called blackdamp.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.blackdamp - the atmosphere in a mine following an explosionblackdamp - the atmosphere in a mine following an explosion; high in carbon dioxide and incapable of supporting life
carbon dioxide, carbonic acid gas, CO2 - a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis
References in periodicals archive ?
Some expressed the fear that the young miner had wandered into a pocket of black damp, a gas deprived of oxygen and composed of carbon dioxide and nitrogen, incapable of supporting life or a flame.
Locals feared the building of 480 homes would increase the risk of stythe, or black damp, seeping out of old mineworkings under the town.
It is now used for storage but black damp has developed in the roof and walls.