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1. See millrace.
2. The output of a sawmill.
a. A test of the mineral quality or content of an ore by milling.
b. The mineral yielded by this test.
1. (General Engineering) another name for millrace
2. (Mining & Quarrying) mining
a. the process of milling an ore or rock in order to determine the content or quality of the mineral
b. the mineral so examined
(Commerce) chiefly US (of commodities) taken straight from the production line; unsorted as to quality