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[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
platiniridium
CIDE DICTIONARY
platiniridium, n.
A natural alloy of platinum and iridium occurring in grayish metallic rounded or cubical grains with platinum. [1913 Webster]
For further exploring for "platiniridium" in Webster Dictionary Online