noun
: a miner's lamp constructed to avoid explosion in an atmosphere containing inflammable gas usually by enclosing the flame in fine wire gauze that by its cooling effect prevents the flame from passing
noun
: a miner's lamp constructed to avoid explosion in an atmosphere containing inflammable gas usually by enclosing the flame in fine wire gauze that by its cooling effect prevents the flame from passing
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012