English

Definition of safety lamp noun from the Oxford Advanced Learner's Dictionary

 

safety lamp

 noun
noun
BrE BrE//ˈseɪfti læmp//
 
; NAmE NAmE//ˈseɪfti læmp//
 
 
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a special lamp used by miners with a flame that does not cause underground gases to explode
See the Oxford Advanced American Dictionary entry: safety lamp