AUTUMNALLY
Etymology
Adverb
autumnally (comparative more autumnally, superlative most autumnally)
In an autumnal manner.
Source: Wiktionary
AUTUMNAL
Au*tum"nal, a. Etym: [L. auctumnalis, autumnalis: cf. F. automnal.]
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.
Autumnal equinox, the time when the sun crosses the equator, as it
proceeds southward, or when it passes the ~ point.
– ~= point, the point of the equator intersected by the ecliptic,
as the sun proceeds southward; the first point of Libra.
– ~= signs, the signs Libra, Scorpio, and Sagittarius, through
which the sun passes between the ~ equinox and winter solstice.
Source: Webster’s Unabridged Dictionary 1913 Edition