English edit

Etymology edit

Blend of platinum +‎ iridium

Noun edit

platiniridium (uncountable)

  1. (chemistry, mineralogy) A natural alloy of platinum and iridium occurring in grayish metallic rounded or cubical grains with platinum.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for platiniridium”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)

Further reading edit