English

Definition of pyrites noun from the Oxford Advanced Learner's Dictionary

 

pyrites

 noun
noun
BrE BrE//paɪˈraɪtiːz//
 
; NAmE NAmE//pəˈraɪtiːz//
 
[uncountable]
 
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a shiny yellow mineral that is made up of sulphur and a metal such as iron iron/copper pyrites Word Origin late Middle English (denoting a mineral used for kindling fire): via Latin from Greek puritēs ‘of fire’, from pur ‘fire’.