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pyrotechnic
pyrotechnics
pyroxene
pyroxenite
pyroxylin
pyrrhic
Pyrrhic victory
Pyrrhonism
pyrrhotite
pyrrole
pyruvate
pyruvic acid
Pythagorean theorem
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Pythian Games
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pyrrhotite

pyr·rho·tite [ pírrə tt ] or pyr·rho·tine [ pírrə tn ]


noun 
Definition:
 
yellow-brown lustrous mineral: a common yellow-brown lustrous iron sulfide mineral. Source: igneous rocks. Use: source of iron.

[Mid-19th century. Alteration of German Pyrrhotin< Greek purrotēs "fiery redness" < pur "fire"]
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