The season between summer and winter. Can be used as a noun or adverbially (e.g., 秋に, 秋は).
In autumn, the leaves turn red and yellow.
I plan to travel this fall.
It'll be autumn soon, won't it?
Autumn deepened, and the leaves on the trees began to turn color.
As they say, autumn is the season for good appetite—I've been eating a lot lately.
September has come, and by the calendar we've entered autumn.
dragonfly
autumn crops; fall crops
autumn salmon; salmon swimming upstream in autumn · salted salmon
autumnal chill; touch of cold in the air
autumn clothing; fall clothes
Salvia glabrescens (species of sage)
Chinese elm; lacebark elm
bamboo screen left up in autumn
autumn darter; Sympetrum frequens
autumn-blooming bush clover