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
He explained that the wires in modern coils were of a compound called platinoid lately discovered by F. W. Martino.
From A Portrait of the Artist as a Young Man by Joyce, James
The platinoid coil was insulated from the water by shellac varnish.
From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 1 "Calhoun" to "Camoens" 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
It was early used in German silver to the extent of 1 or 2 per cent. to make platinoid, an alloy possessing a high resistance which varies only slightly as the temperature changes.
From Artificial Light Its Influence upon Civilization by Luckiesh, Matthew
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.
