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Showing words for IRIDIUM using the English dictionary
7 Letter Words for Iridium
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3 Letter Words for Iridium
Definitions for Iridium
[1] a precious metallic element resembling platinum: used in platinum alloys and for the points of gold pens. Symbol : Ir; atomic weight : 192.2; atomic number : 77; specific gravity : 22.4 at 20°C.
[2] 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
Words nearby Iridium
iridescence, iridescent, iridescent seaweed, iridesis, iridic, iridium, iridize, irido-, iridoavulsion, iridocapsulitis, iridocele
Origin of Iridium
1804; < Latin īrid-, stem of īris rainbow (see iris) + -ium; so named from its iridescence when dissolved in hydrochloric acid
Word origin for Iridium
C19: New Latin, from irido- + -ium ; from its colourful appearance when dissolving in certain acids