pediment
UK[ˈpɛdɪmənt]US[ˈpɛdɪmənt]
n
A wide, low-pitched gable or triangular part crowning the front of a building in classical styles.
n
A broad, gently sloping rock surface or plain at the base of a mountain or mountain range, formed by erosion.
Etymology
The word 'pediment' presents a fascinating case of etymological confusion and reshaping. It originated in the late 16th century as an architectural term, likely as an alteration of the obsolete English word 'periment'. This earlier term was itself a corruption of the Italian 'piramide', used in the context of architecture to refer to a triangular feature. The erroneous association with the Latin root 'pes, ped-' (foot), perhaps due to the feature's position at the 'foot' of the roof or by false analogy with words like 'pedestal', solidified the modern spelling 'pediment'. Thus, its journey from a word meaning 'pyramid' to its specific architectural and geological meanings is a story of linguistic reinterpretation rather than a direct compositional logic from classical morphemes.
Analysis
The word is a simplex form. It entered English as a learned architectural term, likely a corruption of the earlier English word 'periment' or 'peremint', itself a mis-rendering of the Italian architectural term 'piramide' (pyramid), referring to a pointed structure.
Examples
The grand entrance was adorned with a classical pediment featuring sculpted figures.
Geologists studied the erosion patterns that formed the extensive pediment at the foot of the hills.
The museum's design incorporates a modern reinterpretation of the traditional pediment.