atomic number 77 | Definition of atomic number 77 in English at AdvanceDictionary.com

Advance Dictionary

Definition of Atomic Number 77 in English :

Atomic Number 77

see synonyms of atomic number 77

Noun

1. atomic number 77, ir, iridium

a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium

ir
iridium

WordNet Lexical Database for English. Princeton University. 2010.

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