N / nātālīcĭus
adjective

nātālīcĭus

fem. nātālīcia · neut. nātālīcium
belonging to the hour; day of one's birth, birthday, natal
of or belonging to the hour or day of one's birth, birthday, natal (class.): qui haec Chaldaeorum natalicia praedicta defendunt, a casting of nativities, Cic. Div. 2, 42, 89: sidera, id. ib. 2, 43, 91: dapes, Mart. 7, 86, 1: lardum, Juv. 11, 84: sinciput, Petr. 136; Pers. 1, 16: dies natalicius, Vulg. Gen. 40, 20.—Hence,
as a noun
a birthday present
nātālīcĭ-um (-tĭum), ii, n., a birthday present: aliquid natalicii titulo tibi mittere, Censor. de Die Nat. 1.—
a birthday entertainment
nātālīcĭa, ae, f. (sc. cena), a birthday entertainment: hodie non descendit Antonius. Cur? Dat nataliciam in hortis, Cic. Phil. 2, 6, 15 (so acc. to Cod Vat.; others natalicia, as n. plur.).