pediment

noun

ped·​i·​ment ˈpe-də-mənt 

1

: a triangular space that forms the gable of a low-pitched roof and that is usually filled with relief sculpture in classical architecture

also : a similar form used as a decoration

2

: a broad gently sloping bedrock surface with low relief that is situated at the base of a steeper slope and is usually thinly covered with alluvial gravel and sand

pedimental

ˌpe-də-ˈmen-tᵊl 

adjective

pedimented

ˈpe-də-ˌmen-təd 

adjective

Examples of pediment in a Sentence

Recent Examples on the Web

This main entry and welcoming front porch are protected by a large pediment that is supported by four columns. — James Alexander, Hartford Courant, 10 May 2026

But the pediment on the east portico (not shown in the view above) remains and its height is about four feet taller than the roof of the executive residence. — New York Times, 18 Feb. 2026

Four delicate bas-reliefs in granite embellish the pediments over its four entrances. — Judith Shulevitz, The Atlantic, 9 Apr. 2026

In remembrance, Collins carved a sliver of the Jackson pediment into tiny rose petals and scattered them around the remnant. — Julian Lucas, New Yorker, 24 Oct. 2025

Word History

Etymology

alteration of obsolete English periment, probably alteration of English pyramid

First Known Use

1664, in the meaning defined at sense 1

Rhymes for pediment

• sediment
• impediment

Kids Definition

pediment

noun

ped·​i·​ment ˈped-ə-mənt 

: a triangular space forming the gable of a roof in classic architecture