noun

1. any natural combination of minerals, esp. one from which a metal or metals can be profitably extracted
2. a natural substance from which a nonmetallic material, such as sulfur, can be extracted

Etymology: ME or < OE ar, brass, copper (< IE base *ayos, metal, copper, bronze, iron > Sans áyas, metal, L aes, copper) identified with ora, unworked metal (akin to ON aurr, ferrous sand, gravel)

noun pl. öre ö′re

Etymology: Swed < ON aurar, a unit of weight, coin < L aureus, a gold coin, orig. adj., golden < aurum, gold: see east

noun pl. øre ø′re

Etymology: Dan & Norw < ON aurar: see öre