I. A solemnity, festival, celebration of a day: “dierum variae sollemnitates,” Gell. 2, 24, 15: “pristina (ludorum Isthmiorum),” Sol. 7: “condendi honoris,” Aus. Grat. Act. 36: “sacrorum sollemnitate prisco more completa,” Amm. 23, 3, 7; Vulg. Deut. 16, 16 et saep.—
sollemnĭtas (sollenn-, solenn- , and solemn- ), ātis, f. sollemnis (postclass.; cf.: sollemne, celebratio).