noun py·rites \pə-ˈrī-tēz, pī-; ˈpī-ˌrīts\
plural pyrites

Definition of PYRITES

:  any of various metallic-looking sulfides of which pyrite is the commonest
py·rit·ic \-ˈri-tik\ adjective

Origin of PYRITES

Latin, flint, from Greek pyritēs of or in fire, from pyr fire
First Known Use: before 12th century
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