English Dictionary

osmium

noun

A chemical element (symbol Os) with atomic number 76: a hard, brittle, heavy, bluish-white transition metal found as a trace element in alloys, mostly in platinum ores.

Osmium is a dense, bluish-white transition metal in the platinum group that is found as a trace element in alloys, mostly in platinum ores.

意味（1）

A chemical element (symbol Os) with atomic number 76: a hard, brittle, heavy, bluish-white transition metal found as a trace element in alloys, mostly in platinum ores.

意味（2）

(countable) A single atom of this element.