First attested in 1644; engineering sense first attested in 1793. From Old French aboutement. Equivalent to abut + -ment.
Abutment Sentence Examples
The abutment towers are similar to the river towers.
On the abutment towers the chains are connected by horizontal links, carried on rockers, to anchor ties.
Each chain over a shore span consists of two segments, the longer attached to the tie at the top of the river tower, the shorter to the link at the top of the abutment tower, and the two jointed together at the lowest point.
When arches form the superstructure, the abutment must be so designed as to transmit the resultant thrust to the foundation in a safe direction, and so distributed that no part may be unduly compressed.
48), at distances x and x+a from the left abutment, be their resultants on either side of C. Then the reaction at B is WIx/1+W2(x+a)/l.