millrun

[ mil-ruhn ]

noun

1. millrace.
2. a test of the mineral content or quality of a rock or ore consisting of the actual milling mill milling of a sample.
3. the mineral obtained by means of this test.

millrun

/ ˈmɪlˌrʌn /

noun

1. See millrace
   another name for millrace
2. mining
   1. the process of milling an ore or rock in order to determine the content or quality of the mineral
   2. the mineral so examined

adjective

1. (of commodities) taken straight from the production line; unsorted as to quality

Word History and Origins

Origin of millrun¹

First recorded in 1645–55; mill ¹ + run