osmiridium (English, noun)
expansion: osmiridium (countable and uncountable, plural osmiridiums)
Senses:
topics: chemistry
geography
geology
mineralogy
natural-sciences
physical-sciences
glosses: A hard, corrosion-resistant alloy of osmium and iridium, used in pen nibs.
tags: countable
uncountable
Forms:
form: osmiridiums
tags: plural