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blackdamp

[blak-damp]
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noun Mining.
  1. chokedamp.

Origin of blackdamp

First recorded in 1830–40; black + damp
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for blackdamp

blackdamp

noun
  1. air that is low in oxygen content and high in carbon dioxide as a result of an explosion in a mineAlso called: chokedamp
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012