bedstone

See also: Bedstone

English

Etymology

bed +‎ stone

Noun

bedstone (plural bedstones)

1. A large, heavy, flat stone used to support a column or similar member, or as the lower stone of an oil mill.
   • 1941 February, “Bridge demolition by lifting”, in Railway Magazine, pages 74–75:

     After demolition the girders for half the new structure were erected on bedstones already built on the abutments behind the springings of the old arch.