PLATINIRIDIUM
Plat`i*ni*rid"i*um, n. (Chem. & Min.)
Defn: A natural alloy of platinum and iridium occurring in grayish metallic rounded or cubical grains with platinum.
PLATINIZE
Plat"i*nize, v. t. [imp. & p. p. Platinized; p. pr. & vb. n.
Platinizing.]
Defn: To cover or combine with platinum.
PLATINOCHLORIC
Plat`i*no*chlo"ric, a. (Chem.)
Defn: Pertaining to, derived from, or designating, an acid consisting of platinous chloride and hydrochloric acid, called platinochloric, or chloroplatinous, acid.
PLATINOCHLORIDE
Plat`i*no*chlo"ride, n. (Chem.)
Defn: A double chloride of platinum and some other metal or radical; a salt of platinochloric acid.
PLATINOCYANIC
Plat`i*no*cy*an"ic, a. (Chem.)
Defn: Pertaining to, derived from, or designating, an acid compound of platinous cyanide and hydrocyanic acid. It is obtained as a cinnaber-red crystalline substance.