English

Definition of osmium noun from the Oxford Advanced Learner's Dictionary

 

osmium

 noun
noun
BrE BrE//ˈɒzmiəm//
 
; NAmE NAmE//ˈɑːzmiəm//
 
[uncountable] (symbol Os)
 
jump to other results
a chemical element. Osmium is a hard silver-white metal. Word Origin early 19th cent.: modern Latin, from Greek osmē ‘smell’ (from the pungent smell of its tetroxide).
See the Oxford Advanced American Dictionary entry: osmium