pediment Meaning, Definition & Usage

  1. noun a triangular gable between a horizontal entablature and a sloping roof

WordNet

Ped"i*ment noun
Etymology
L. pes, pedis, a foot. See Foot.
Definitions
  1. (Arch.) Originally, in classical architecture, the triangular space forming the gable of a simple roof; hence, a similar form used as a decoration over porticoes, doors, windows, etc.; also, a rounded or broken frontal having a similar position and use. See Temple.

Webster 1913