OSMIRIDIUMS
Definition
OSMIRIDIUMS is the plural of OSMIRIDIUM.
noun OSMIRIDIUM: a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum).
OSMIRIDIUMS is the plural of OSMIRIDIUM.
noun OSMIRIDIUM: a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum).