platinoid
Americanadjective
noun
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any of the metals, as palladium or iridium, with which platinum is commonly associated.
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an alloy of copper, zinc, and nickel, to which small quantities of such elements as tungsten or aluminum have been added.
adjective
Etymology
Origin of platinoid
First recorded in 1860–65; platin(um) + -oid
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Certain metallic elements also have the same power; thus platinoid has a resistivity 30% greater than German silver, though it differs from it merely in containing a trace of tungsten.
From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 8 "Conduction, Electric" by Various
The addition of a trace of tungsten to German silver, as in platinoid, also largely increases the resistance.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" by Various
The platinoid wire is insulated and the covering of silk that insulates it is wound on the ebonite bobbins just where my finger is.
From A Portrait of the Artist as a Young Man by Joyce, James
A = √d� / 500 for copper wires A = √d� / 4000 for iron wires A = √d� / 5000 for platinoid wires.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various
For cheap bells, therefore, there is a great temptation to use some other white metal, such as silver, german silver, platinoid, etc.
From Electric Bells and All About Them A Practical Book for Practical Men by Bottone, S. R.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
