Learn how to say Iridium correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word iridium:
a very hard inert yellowish-white transition element that is the most corrosion-resistant metal known. It occurs in platinum ores and is used as an alloy with platinum. Symbol: Ir; atomic no: 77; atomic wt: 192.22; valency: 3 or 4; relative density: 22.42; melting pt: 2447°C; boiling pt: 4428°C
C19: New Latin, from irido- + -ium; from its colourful appearance when dissolving in certain acids