Lewis Short
ăcrōtērĭa (noun N) = ἀκρωτήρια:
* The projecting or extreme part of a thing.
* Of a harbor, Vitr. 5, 12.
* In architecture, the projecting parts of a pediment, serving as a support for figures or statues, Vitr. 3, 5, 12 sq.; cf. Müll. Arch. § 284.
Charlton T. Lewis, Charles Short, A Latin Dictionary