au·tumn 
/ˈɑ:təm/ noun
plural au·tumns /ˈɑ:təm/ noun 1 : the season between summer and winter [count] ▪ in the autumn of last year ▪ a magnificent New England autumn ▪ She went off to college in the autumn of 1999. [noncount] ▪ When autumn came he planted grass. ▪ in early/late autumn — often used before another noun ▪ autumn colors/foliage/leaves/trees ▪ the autumn harvest ▪ an early autumn chill in the air —called also (US) fall 2 [count] : the later part of someone's life or of something's existence
▪ These songs were written in the autumn of his life. [=in his old age]
▪ These songs were written in the autumn of his life. [=in his old age]
