iridium

osmium$\longleftarrow$ 77 $\longrightarrow$platinum

Pronunciation

• enPR: ĭrĭd'ēəm, IPA ^(key): /ɪˈrɪd.i.əm/

• Audio (UK)

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Noun

Singular iridium

Plural none

1. (uncountable) Iridium is a metallic (meaning made of metal) element with an atomic number of 77 and symbol Ir.