abutment

abutment

Architecture. the part of a structure that directly receives thrust or pressure, as from an arch, vault, or strut. Building Engineering. an intersection between a roof surface and a wall rising above it. Mining Engineering. 1. any point or surface constructed to absorb thrust.any point or surface constructed to absorb thrust. 2. the structural portion of a furnace that is able to withstand the thrust of an arch.the structural portion of a furnace that is able to withstand the thrust of an arch.