What does acroterium mean?
The definition of acroterium
Ac`ro*te`ri*um, n.; pl. Acrotplwia.
Etym: [L., fr. Gr. (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.