IRIDIUM as NOUN

1. Meaning
   • a heavy brittle metallic element of the platinum group
   • used in alloys
   • occurs in natural alloys with platinum or osmium
   Synonym(s)
   • atomic number 77 (what does atomic number 77 mean?)
   • Ir (what does Ir mean?)
   Hypernyms(s) iridium is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • metallic element (what does metallic element mean?)
   • metal (what does metal mean?)