butment Meaning, Definition & Usage

But"ment noun
Etymology
Abbreviation of Abutment.
Definitions
  1. (Arch.) A buttress of an arch; the supporter, or that part which joins it to the upright pier.
  2. (Masonry) The mass of stone or solid work at the end of a bridge, by which the extreme arches are sustained, or by which the end of a bridge without arches is supported. Knight.

Webster 1913