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Related to blackdamp: chokedamp, After 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 ?
The old mineshaft Allison Hume fell into would not have been ventilated for 80 years so would be contaminated with blackdamp which results in suffocation.