foreland

noun

Etymology: From Middle English foreland, equivalent to fore- + land.

1. A headland.
2. In plate tectonics, the zone adjacent to a mountain chain where material eroded from it is deposited.

   “Most foreland fold and thrust belts are linear or arcuate belts of folds and thrust faults that form a marginal part of an orogenic belt between an undeformed craton and a more intensely deformed inner zone.”