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platinoid

[ plat-n-oid ]

adjective

  1. resembling platinum:

    the platinoid elements.

noun

  1. any of the metals, as palladium or iridium, with which platinum is commonly associated.
  2. an alloy of copper, zinc, and nickel, to which small quantities of such elements as tungsten or aluminum have been added.

platinoid

/ ˈplætɪˌnɔɪd /

adjective

  1. containing or resembling platinum

    a platinoid metal

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of platinoid1

First recorded in 1860–65; platin(um) + -oid
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Example Sentences

The platinoid coil was insulated from the water by shellac varnish.

The addition of a trace of tungsten to German silver, as in platinoid, also largely increases the resistance.

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platinocyanideplatinotype

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