troy
/ˈtɾoi/ · B1 · adj
troy
⚖️🪙 Named after Troyes, the French fair town where gold and silver were weighed
In Spanish it appears mainly in onza troy, the troy ounce used for precious metals. It does not change form: onzas troy. The name comes from Troyes in Champagne, whose medieval trade fairs set this weight standard.