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safety lamp

noun
1.
a miner's lamp in which the flame is protected by wire gauze to prevent the immediate ignition of explosive gases.
Origin of safety lamp
1810-1820
1810-20
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for safety lamp

safety lamp

noun
1.
an oil-burning miner's lamp in which the flame is surrounded by a metal gauze to prevent it from igniting combustible gas Also called Davy lamp
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
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Word Value for safety

12
11
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