A process of extracting gold or silver by treating the ore in a revolving barrel, or drum, with mercury, chlorine, cyanide solution, or other reagent. [Webster 1913 Suppl.]

acheson process, acid process, acromial process, adiabatic process, alveolar process, barrel, barrel cactus, barrel knot, barrel maker, barrel organ, barrel roll, barrel vault, basic cognitive process, basic process, beer barrel, bell process, benday process, bessemer process, biological process, bitumen process, bodily process, body process, bower-barff process, carbon process, chemical process, cognitive process, compulsory process, condylar process, condyloid process, coronoid process, coronoid process of the mandible, cyanide process, decoction process, dry plate process, due process, due process of law, economic process, flotation process, fractional process, gayley process, geologic process, geological process, golden barrel cactus, gun barrel, haber process, haber-bosch process, harvey process, higher cognitive process, human process, in process, industrial process, irreversible process, judicial process, krupp process, linguistic process, manh'8as process, markoff process, markov process, mastoid process, mathematical process, mental process, metabolic process, natural process, niepce's process, odontoid process, olecranon process, open-hearth process, organic process, pathologic process, pathological process, pattinson's process, payne's process, peace process, photogelatin process, physical process, pickle barrel, plant process, pork barrel, printing process, process, process cheese, process of monition, process plate, process printing, psychoanalytic process, pterygoid process, pyrochemical process, rain barrel, rear of barrel, representational process, reversible process, right to due process, service of process, siemens-martin process, social process, solvay process, stationary stochastic process, stochastic process, styloid process, surgical process, taylor-white process, thomas process, thomson process, thought process, transverse process, trash barrel, triger process, trustee process, unconscious process, vermiform process, washoe process, weldon's process, wine barrel, xiphoid process, zygomatic process