Answer:
An architecture term refers to a molding double curvature that is concave at one end and convex at the other is explained below in details.
Step-by-step explanation:
Moldings, also recognized as covings, are beautifying strips applied to cover transformations between exteriors in aesthetically delightful ways. Congé: A concave molding. ... Cyma: Sometimes described a wave molding, this is a double curvature that is applied as the culminating component in a cornice.