arrastra
noun
ar·ras·tra
əˈrästrə
variants or arrastre or arastra
-ˌstrā
əˈrästrə
plural -s
: a rude drag-stone mill for pulverizing ores (such as those containing free gold)
Word History
Etymology
modification of Mexican Spanish arrastre, from Spanish, haulage, dragging, from arrastrar to drag, from a- (from Latin ad-) + rastrar to drag, from rastro rake, harrow, from Latin rastrum rake