Definitions for "Abutment"
The solid part of a pier or wall, etc., which receives the thrust or lateral pressure of an arch, vault, or strut.
A foundation designed to hold back the pressure of solid ground, such as an end pier of a bridge.
A structure supporting the shore end of a bridge; a supporting wall carrying the end of a bridge or span and generally sustaining the pressure of the abutting earth. The abutment of an arch is sometimes called a bench wall.
That portion of the foundation, especially in the sides of a valley, which is in contact with a dam. Also, that portion of a dam which makes contact with and abuts against the foundation at the sides of a valley.
The part of a valley or canyon wall against which a dam is constructed. Right and left abutments are those on respective sides of an observer looking downstream.
That part of the valley side against which the dam is constructed. An artificial abutment is sometimes constructed where there is no suitable natural abutment. Right and left abutments are those on respective sides of an observer when viewed looking downstream. The wall between a spillway or gate structure and the embankment can also be referred to as an abutment. See Illustration 1 and Illustration 2
The point where a canal structure is built into an existing hillside or stream bank to begin either an aqueduct or a culvert. Parts of an abutment are the breast and the wing walls.
An intersection usually between a roof and a wall.
Wall rising above the roof slope, separating roof sections.
In breech-loading firearms, the block behind the barrel which receives the pressure due to recoil.
A fixed point or surface from which resistance or reaction is obtained, as the cylinder head of a steam engine, the fulcrum of a lever, etc.
Keywords:  touching, joining
Touching or joining.
Keywords:  presses, body
That on or against which a body abuts or presses
Keywords:  contact, objects, point, parts, two
point of contact between two objects or parts
State of abutting.