Meaning of wayboard | Babel Free
Definitions
A thin layer or band of rock that separates or defines the boundaries of thicker strata.
Examples
“In the Mill Close Mine, a very rich and extensive flat occurred under a way-board which was topped with a tiny coal seam 1 in. thick or so, the way-board itself being from 1 to 3 ft. thick, and looking very much like an […]”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.