platinoid

platinoid

[plat-n-oid]
adjective
1.
resembling platinum: the platinoid elements.
noun
2.
any of the metals, as palladium or iridium, with which platinum is commonly associated.
3.
an alloy of copper, zinc, and nickel, to which small quantities of such elements as tungsten or aluminum have been added.

Origin:
1860–65; platin(um) + -oid

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World English Dictionary
platinoid (ˈplætɪˌnɔɪd)
 
adj
containing or resembling platinum: a platinoid metal

Collins English Dictionary - Complete & Unabridged 10th Edition
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