overbreak

Signification (Anglais)

Verb

1. To cave in near the edge of an excavation.
2. To get over; recover from.

Noun

Rock or earth excavated beyond the planned extent; caving in of material near the edge of an excavation.

Synonymes

riser

backbreak

overexcavation

back break

rising heading

rise drift

Étymologie (Anglais)

From Middle English *overbreken, from Old English oferbrecan (“to transgress, violate”), equivalent to over- + break.