n. The operation of finding, by means of a mine dial (compass), the place where to sink an air shaft, or to bring an adit to the work, or to find which way the lode inclines.
the GNU version of the Collaborative International Dictionary of English
n. The operation of finding, by means of a mine dial, the place where to sink an air shaft, or to bring an adit to the work, or to find which way the lode inclines.
Word Usage
"I went to Home Depot in the plumming dept and found a black robber O-ring to slip over the ram rod at the muzzle end."