əˈbətmənt noun
( -s )
1. : the place at which abutting occurs
at the abutment of two properties
2.
a. : the part of a structure that directly receives thrust or pressure (as of an arch, vault, beam, or strut)
b. : an anchorage for the cables of a suspension bridge or aerial railway
c. : a tooth to which a denture or other prosthetic appliance is attached for support
3. : the action of abutting
abutment of two braces upon the post
4. : a fixed point, surface, or body from which resistance or reaction is obtained (as the cylinder head of a steam engine or the fulcrum of a lever)