ŏpĕrātĭo, ōnis, f. [operor], a working, work, labor, operation (not in Cic. or Caes.).
I In gen.: insidiantur aquantibus (apibus) ranae, quae maxima earum est operatio, cum sobolem faciunt, Plin. 11, 18, 19, § 61; 11, 24, 28, § 80; Vitr. 2, 9.—
II In partic.
A A religious performance , service , or solemnity , a bringing of offerings : operationes denicales, offerings , Fest. s. v. privatae feriae, p. 242 Müll.; Inscr. a. 286, p. Chr. ap. Orell. 2234.—
B In Christian authors, beneficence , charity , Lact. 6, 12; Prud. Psych. 573.