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platiniridium

[plat-n-i-rid-ee-uh m, -ahy-rid-] /ˌplæt n ɪˈrɪd i əm, -aɪˈrɪd-/
noun
1.
a natural alloy composed chiefly of platinum and iridium.
Origin
1865-1870
1865-70; platin(um) + iridium
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for platiniridium

platiniridium

/ˌplætɪnɪˈrɪdɪəm/
noun
1.
any alloy of platinum and iridium: used in jewellery, electrical contacts, and hypodermic needles
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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