noun
autumn
AW-tuhm
noun
1
The season between summer and winter, when leaves fall and temperatures start to drop.
"The trees turn gold and red every autumn."
"We moved into the new house in early autumn."
2
A period when something is past its peak, on its way toward decline.
"Critics called it the autumn of his career."
How to Use Autumn
Learner’s notesIn plain EnglishThe season of falling leaves and cooling weather, between summer and winter.
UK vs US
British English favours "autumn"; American English more often uses "fall" in everyday speech.
Common pairings
autumn leaves
early autumn
the autumn of his life
Word Forms
autumned past tense, autumns plural, Autumns plural, autumns singular
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The trees turn gold and red every _____.
Etymology
From Old French automne, ultimately from Latin autumnus.