IRIDOSMINE

osmiridium, iridosmine

(noun) a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.

Source: WordNet® 3.1


Etymology

Noun

iridosmine (countable and uncountable, plural iridosmines)

A native compound of iridium and osmium.

Synonyms

• iridosmium

Source: Wiktionary


Ir`i*dos"mine, Ir`i*dos"mi*um, n. Etym: [Iridium + osmium.] (Min.)

Definition: The native compound of iridium and osmium. It is found in flattened metallic grains of extreme hardness, and is often used for pointing gold pens.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

16 May 2025

AMPHIPROSTYLAR

(adjective) marked by columniation having free columns in porticoes either at both ends or at both sides of a structure


coffee icon

Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

coffee icon