D defs.my
Entry 2 senses Webster, 1913

Surbase

· Sur·base · IPA
01 n. A cornice, or series of moldings, on the top of the base of a pedestal, podium, etc. See Illust. of Column.
  1. 1.
    A cornice, or series of moldings, on the top of the base of a pedestal, podium, etc. See Illust. of Column.(Arch.) See: Column
  2. 2.
    A board or group of moldings running round a room on a level with the tops of the chair backs.