Meaning Of The Word Iridium

Real Dictionary

What's the definition of Iridium? Find Iridium meanings, definitions and more at the Real Dictionary online.

Iridium Meaning

Iridium Definition
Iridium Definition

What's The Definition Of Iridium?

iridium in American English
a white, extremely dense, brittle, corrosion-resistant chemical element, one of the platinum metals: alloys of iridium are used in electrodes, pen points, crucibles, etc.: symbol, Ir; at. no., 77
noun: a precious metallic element resembling platinum: used in platinum alloys and for the points of gold pens; at. wt.: 192.2; at. no.: 77; sp. gr.: 22.4 at 20°C

iridium in British English
noun: 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

More Definitions

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Definitions Of The Day

  • Goatweed ‐ noun: a plant of the…
  • Have your hands full ‐ to be…
  • Noseguard ‐ noun: (in American football) the innermost of…
  • Dolma ‐ a dish consisting of a grape leaf, cabbage leaf…
  • Micromanager ‐ noun: a person who controls a business or project…
  • Tendrilly ‐ adjective; noun: a specialized threadlike part…
  • Hotel ship ‐ noun: a ship which is moored and used…
  • Wontedly ‐ adverb: usually…
  • Hoe into ‐ verb: to eat…
  • Hereafter ‐ after this; from now on; in the future; the future…