noble metal

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noble metal

[′nō·bəl ′med·əl]
(metallurgy)
A metal, or alloy, such as gold, silver, or platinum having high resistance to corrosion and oxidation; used in the construction of thin-film circuits, metal-film resistors, and other metal-film devices.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
One of the more noble elements that should always belong to politicians is their desire and willingness to speak up for the voiceless and the marginalised.
But, getting back to the unpleasant thought, it could be that it took the real, immediate threat of conquest and enslavement by madmen to bring to the force all the noble elements in thee national character that we now associate with the war effort, and that if there had been no war we would have had in the 1940s a gridlocked society much like today's.