platinoid definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Origin: platin(um) plush -oid
- an alloy of copper, nickel, zinc, and tungsten, having a strong resistance to electric current: used in resistors, thermocouples, etc.
- any metal associated with platinum
platinoid definition by American Heritage Dictionary
- An alloy of copper, nickel, tungsten, and zinc, formerly used in electric coils.
- A metal chemically resembling platinum, especially osmium, iridium, or palladium.