- noting or pertaining to a type of surface mining in which coal and other flat-lying mineral deposits are removed by the excavation of long, narrow trenches.
Origin of open-cut
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for open-cut
Open-cut excavation was started by planking over the street on stringers resting on transverse 12 by 12-in.
A 15-ton Bay City locomotive crane was also used along part of the open-cut work on 32d Street.
The material above the rock in the open-cut sections was mostly sand.
No shafts or tunnels are necessary except for exploration; the mining consists entirely in open-cut and terrace work.