au·​tumn | \ ˈȯ-təm \

Definition of autumn

1 : the season between summer and winter comprising in the northern hemisphere usually the months of September, October, and November or as reckoned astronomically extending from the September equinox to the December solstice

called also fall

2 : a period of maturity or incipient decline in the autumn of life

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Other Words from autumn

autumnal \ ȯ-​ˈtəm-​nəl \ adjective
autumnally \ -​nə-​lē \ adverb

Synonyms & Antonyms for autumn


afterlife, afternoon, age, evening



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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.
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Recent Examples on the Web

And, in a back-to-school spirit, autumn is often a time of self-reinvention. Kristina O’neill, WSJ, "WSJ. Magazine Editor’s Letter: Selfie Reinvention," 11 Oct. 2018 On rainy days, sunny days and days that go all night, autumn is all about boots. Bree Coven Foster, The Seattle Times, "5 fall boots for rain and shine," 8 Oct. 2018 But no autumn is complete without the most sacred of traditions: a viewing of It's The Great Pumpkin, Charlie Brown. Maggie Maloney, Town & Country, "Mark Your Calendars! It's The Great Pumpkin, Charlie Brown Will Air on October 18," 3 Oct. 2018 But autumn, with its cooler temperatures and occasional rainfall, is the ideal time to prepare your lawn for next spring. Joseph Truini, Popular Mechanics, "6 Tips to Get Your Lawn Ready for Fall," 24 Aug. 2018 The autumn is a wide swing west, from Missouri through Oklahoma and the Southwest all the way to Las Vegas and then Los Angeles. Ken Jennings, Condé Nast Traveler, "This Meteorologist Created the Perfect Road Trip," 20 Aug. 2018 But as of last autumn apprentices at the AMRC have been able to study for degree courses. The Economist, "A welcome upgrade to apprenticeships," 12 July 2018 That understanding collapsed without notice last autumn when the Indonesians, many of whom had missed deadlines years ago to apply for asylum, were told by ICE to prepare to return home within weeks. Brian Macquarrie,, "Federal officials bar immigrant advocates, translator from government building," 19 June 2018 So yes, for me watching First Reformed — first last autumn at the Toronto Film Festival, and then again a few weeks ago — was one of those experiences that critics rarely have, of feeling like a movie was made specifically for me. Alissa Wilkinson, Vox, "First Reformed, starring Ethan Hawke, is bruising, vital, and one of the year’s best films," 25 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'autumn.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of autumn

15th century, in the meaning defined at sense 1

History and Etymology for autumn

Middle English autumpne, from Latin autumnus

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Statistics for autumn

Last Updated

9 Jan 2019

Look-up Popularity

Time Traveler for autumn

The first known use of autumn was in the 15th century

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More Definitions for autumn



English Language Learners Definition of autumn

: the season between summer and winter
: the later part of someone's life or of something's existence


au·​tumn | \ ˈȯ-təm \

Kids Definition of autumn

: the season between summer and winter

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Comments on autumn

What made you want to look up autumn? Please tell us where you read or heard it (including the quote, if possible).


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