I. The season of autumn, the autumn, harvest-time: “Circum oleas autumnitate ablaqueato,” Cato, R. R. 5, 8: “primā autumnitate cum pluvius est,” id. ib. 155, 1: autumnitas in anni tetrachordo mensem praeterierat, Varr. ap. Non. p. 71, 15: “aestas atque autumnitas,” Arn. 2, p. 96.—
auctumnĭtas (correctly aut- ), ātis, f. id. (only ante- and post-class.).