1
2
: a period of maturity or incipient decline
in the autumn of life
Examples of autumn in a Sentence
in the autumn of last year
a magnificent New England autumn
She went off to college in the autumn of 1999.
When autumn came he planted grass.
Recent Examples on the Web
Where California' tule fog forms The Central Valley is fertile ground for the formation of tule fog, a persistent radiation fog, in late autumn and winter, according to NASA.
—
Janet Loehrke, USA Today, 5 Feb. 2026
IonQ did its own SPAC deal in the autumn of 2021; since then its share price has more than tripled.
—Jeremy Kahn, Fortune, 4 Feb. 2026
Throughout that autumn and winter, and even as late as 1922, Proust repeatedly compared his own depleted physical condition to that of the Irish republican martyr.
—Literary Hub, 2 Feb. 2026
Flowering crab apples, for example, are useful small ornamental trees that offer lovely red, pink or white flowers in late spring and autumn fruits that feed wildlife.
—Beth Botts, Chicago Tribune, 1 Feb. 2026
See All Example Sentences for autumn
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Janet Loehrke, USA Today, 5 Feb. 2026
IonQ did its own SPAC deal in the autumn of 2021; since then its share price has more than tripled.
—Jeremy Kahn, Fortune, 4 Feb. 2026
Throughout that autumn and winter, and even as late as 1922, Proust repeatedly compared his own depleted physical condition to that of the Irish republican martyr.
—Literary Hub, 2 Feb. 2026
Flowering crab apples, for example, are useful small ornamental trees that offer lovely red, pink or white flowers in late spring and autumn fruits that feed wildlife.
—Beth Botts, Chicago Tribune, 1 Feb. 2026
See All Example Sentences for autumn
Cite this Entry
“Autumn.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autumn. Accessed 15 Feb. 2026.
Copy CitationKids Definition
autumn
noun
au·tumn
ˈȯt-əm 
1
: the season between summer and winter including in the northern hemisphere usually the months of September, October, and November
called also fall
2
: a time late in an existence
in the autumn of life
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