acroterium

‖n.; pl. Acroteria [ L., fr. Gr. 'akrwth`rion summit, fr. 'a`kros topmost. ] (Arch.) (a) One of the small pedestals, for statues or other ornaments, placed on the apex and at the basal angles of a pediment. Acroteria are also sometimes placed upon the gables in Gothic architecture. J. H. Parker. (b) One of the pedestals, for vases or statues, forming a part roof balustrade. [ 1913 Webster ]