名詞 pediment:

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

ped.i.ment

n.（名詞）

A wide, low-pitched gable surmounting the faôade of a building in the Grecian style.
山墻：按古希臘的風(fēng)格，置于建筑物正面之上的寬而低的山形墻
A triangular element, similar to or derivative of a Grecian pediment, used widely in architecture and decoration.
三角楣飾：廣泛用于建筑物和裝飾物上的一種類似或衍生于古希臘山形墻的三角形物
Geology A broad, gently sloping rock surface at the base of a steeper slope, often covered with alluvium, formed primarily by erosion.
【地質(zhì)學(xué)】 山前侵蝕平原，麓原：一種由侵蝕引起的在另一陡的傾斜底面上的寬而緩緩傾斜的巖石層面，其上通常覆蓋著沖積土

來源：
Alteration influenced by Latin pôs ped- [foot] * see pedi-
受 拉丁語 pôs的影響 ped- [腳] *參見 pedi-
of earlier perement
較早期 perement的變化
probably alteration of pyramid
可能為 pyramid的變化

【引伸】
ped.imen.tal
ped.iment.ed
adj.（形容詞）