How do pediments form? A numerical modeling investigation with ... These pediments are decorative, while the originals were structural . In Mexico, the pedimento is the most relevant custom form that importers or exporters use during the importation or exportation of their goods. pediment (n.) in architecture, "the triangular part of the facade of a Greek-style building," 1660s, alteration of periment, peremint (1590s), a word of unknown origin, "said to be a workmen's term" [OED]; probably a dialectal garbling of pyramid, the connection perhaps being the triangular shape.Sometimes associated with ped-"foot." Other possibilities include Latin pedamentum "vine-stalk . In this paper, I investigate the behavior of a coupled numerical model for the . Low-pitched triangular gable following the roof-slopes over a portico or façade in Classical architecture, formed with raked cornices of the same section as that of the horizontal entablature at its base and mitring with it in part. Canyons make for striking sights that those who see them are sure to . Pediments tend to form more readily in arid climates and in weathering-resistant lithologies, but the processes responsible for pediment formation are still not widely understood after more than a century of debate. Pediments function as transport surfaces (conveyor belts) of materials detached and eroded from small mountain masses. Pediments tend to form more readily in arid climates and in weathering-resistant lithologies, but the processes responsible for pediment formation are still not widely understood after more than a . Gooseneck pediment Definition & Meaning - Merriam-Webster 2. Work With Pediment. How do pediments form?: A numerical modeling investigation with ... A variant is the "segmental" or "arch" pediment, where the normal angular slopes of the cornice are replaced by one in the form of a segment of a circle, in the manner of a depressed arch.