Meaning

  1. (uncountable) A chemical element (symbol Ir) with an atomic number of 77: a very hard, brittle, silvery-white transition metal of the platinum group.
  2. (countable) A single atom of this element.

Synonyms

Ir

atomic number 77

Frequency

36k
Pronounced as (IPA)
/ɪˈɹɪd.i.əm/
Etymology

From international scientific vocabulary, from the New Latin.

Notes

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