̷ ̷ˈjirəˌdīt noun
( -s )
Etymology: International Scientific Vocabulary argyrod- (from Greek argyrōdēs rich in silver, from argyros silver + -ōdēs -ode) + ite; originally formed as German argyrodit
: a steel-gray mineral Ag 8 GeS 6 consisting of silver, germanium, and sulfur