autumn

US /ˈɑː.t̬əm/
UK /ˈɑː.t̬əm/
"autumn" picture
1.

the season after summer and before winter, in the Northern Hemisphere from September to November and in the Southern Hemisphere from March to May

:
The leaves turn beautiful colors in autumn.
には葉が美しい色に変わります。
We enjoy long walks during autumn.
の間は長い散歩を楽しみます。