Definition from Wiktionary, the free dictionary
abutment (plural abutments)
- The point of junction between two things, in particular a support, that abuts. [First attested in the mid 17th century.]
- (engineering, architecture) The solid portion of a structure that supports the lateral pressure of an arch or vault. [First attested in the mid 18th century.]
- (engineering) A construction that supports the ends of a bridge; a structure that anchors the cables on a suspension bridge. [First attested in the mid 18th century.]
- Something that abuts, or on which something abuts. [First attested in the mid 18th century.]
- The state of abutting.
- (architecture) That element that shares a common boundary or surface with its neighbor.
- (dentistry) The tooth that supports a denture or bridge.
- A fixed point or surface where resistance is obtained.
- The fulcrum acted as an abutment.
point of junction that abuts
engineering: support for the ends of a bridge
state of abutting
fixed point or surface where resistance is obtained
- “abutment” in Lesley Brown, editor-in-chief; William R. Trumble and Angus Stevenson, editors, The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford; New York, N.Y.: Oxford University Press, 2002, ISBN 978-0-19-860457-0, page 11.