abutment abutment /əˈbʌtmənt/

noun

1. A masonry support that touches and directly receives thrust or pressure of an arch or bridge  ( abutment )
   a masonry support that touches and directly receives thrust or pressure of an arch or bridge
    The old stone bridge rested firmly on its abutment, ensuring stability.
   The old stone bridge rested firmly on its abutment, ensuring stability.
   
   
2. Point of contact between two objects or parts  ( abutment )
   point of contact between two objects or parts
    The bridge's design incorporates a strong abutment to support the weight.
   The bridge's design incorporates a strong abutment to support the weight.