Meaning of Overburden | Babel Free

Definitions

1. The rock and subsoil that lies above a mineral deposit such as a coal seam, or any other underground feature.
   countable, uncountable
2. A sterile stratum that lies above the stratum being investigated.
   countable, uncountable

Equivalents

Examples

“Before much progress⟳ was made with the inverts, however, the movement became accelerated, and it was decided to lighten the load⟳ over the tunnel by removing some of the soil, […]. This reduction in the overburden arrested the movement, and the inverting and centring were completed, and the tunnel opened again to traffic on April 9, 1949.”

“Such rocks have⟳ been changed by baking in a terrestrial pressure-cooker. Then they have⟳ been disinterred: kilometres of overburden must have⟳ been removed.”

“Settari (2002) and Osorio et al. (1999) also suggest⟳ that the analysis domain should include⟳ overburdens, sideburdens and underburdens for better accommodation of the coupling effects of stress⟳ changes and flow⟳.”

CEFR level