What does "overburden" mean?
The rock and subsoil that lies above a mineral deposit such as a coal seam, or any other underground feature.
noun, verb ·Moderate ·High school level
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"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."
"In reality, the levels of work varied: some internationals seemed overburdened with tasks and responsibility, some seemed underburdened, and some faced apparently just the right amount of work."
"In reality, the levels of work varied: some internationals seemed overburdened with tasks and responsibility, some seemed underburdened, and some faced apparently just the right amount of work."
The rock and subsoil that lies above a mineral deposit such as a coal seam, or any other underground feature.
Common synonyms include: overload, attle, bear hard upon, burden, burden, burdened.
In reality, the levels of work varied: some internationals seemed overburdened with tasks and responsibility, some seemed underburdened, and some faced apparently just the right amount of work.
Pronounced /ˌəʊ̯vəˈbɜːdn̩/.
From over- + burden.