autumnal Meaning, Definition & Usage

  1. adjective of or characteristic of or occurring in autumn
    • the autumnal equinox
    • autumnal fruits
  2. adjective satellite characteristic of late maturity verging on decline
    • a serene autumnal mood

WordNet

Au*tum"nal adjective
Etymology
L. auctumnalis, autumnalis: cf. F. automnal.
Definitions
  1. Of, belonging to, or peculiar to, autumn; as, an autumnal tint; produced or gathered in autumn; as, autumnal fruits; flowering in autumn; as, an autumnal plant.
    Thick as autumnal leaves that strow the brooks In Vallombrosa. Milton.
  2. Past the middle of life; in the third stage.
    An autumnal matron. Hawthorne.

Webster 1913