Metallurgy. the mechanical processes by which valuable minerals are separated from ore.
the first stage in the extraction of a metal from an ore in which as much gangue as possible is removed and the ore is prepared for smelting, refining, etc Also called mineral dressing, mineral processing
1. . abbreviation 1. Oregon Oregon
[uh-reg-uh-noh, aw-reg‐] /əˈrɛg əˌnoʊ, ɔˈrɛg‐/ noun 1. an aromatic herb, Origanum vulgare, of the mint family, having leaves used as seasoning in cooking. /ˌɒrɪˈɡɑːnəʊ/ noun 1. a Mediterranean variety of wild marjoram (Origanum vulgare), with pungent leaves 2. the dried powdered leaves of this plant, used to season food n. 1771, from Spanish or American […]
[awr-i-guh n, ‐gon, or‐] /ˈɔr ɪ gən, ‐ˌgɒn, ˈɒr‐/ noun 1. a state in the NW United States, on the Pacific coast. 96,981 sq. mi. (251,180 sq. km). Capital: Salem. Abbreviation: Oreg., Ore., OR (for use with zip code). 2. a city in NW Ohio. /ˈɒrɪɡən/ noun 1. a state of the northwestern US, on […]
noun 1. .