ăpertĭo, ōnis, f. [aperio],
I an opening , unfolding (only ante- and post-class.).
a With gen.: floris, Pall. 1, 6, 4: templi, Ap. Met. 11, 20, 12; oris, Vulg. Eccli. 20, 15; ib. Ephes. 6, 19.—
b Absol. : cum periculo introitur recenti apertione, Varr. R. R. 1, 63: apertio, the solemn opening of a temple , Serv. ad Verg. A. 4, 301.