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[aw-tuhm-nl] /ɔˈtʌm nl/
belonging to or suggestive of autumn; produced or gathered in autumn:
autumnal colors.
past maturity or middle life.
Origin of autumnal
From the Latin word autumnālis, dating back to 1630-40. See autumn, -al1
Related forms
autumnally, adverb
unautumnal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for autumnal
Contemporary Examples
Historical Examples
  • Although it was now November, little or no autumnal rains had fallen.

    The Boy Settlers

    Noah Brooks
  • There are a few days in our autumnal season—very few and rare!

    Barrington Charles James Lever
  • autumnal leaves there are that strew the brooks, in Vallombrosa.

    Proserpina, Volume 1 John Ruskin
  • The day was sunny but cold, and there was a feeling of autumnal dampness in the air.

    The Opal Serpent Fergus Hume
  • The autumnal brood of females has appeared, and this is their marriage day.

    Our Common Insects Alpheus Spring Packard
  • Why is it that no painting of our autumnal foliage has succeeded?

  • autumnal ornithology may almost be called a science by itself.

    The Foot-path Way Bradford Torrey
British Dictionary definitions for autumnal


of, occurring in, or characteristic of autumn
Derived Forms
autumnally, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for autumnal

1570s, from Latin autumnalis "pertaining to autumn," from autumnus (see autumn).

Online Etymology Dictionary, © 2010 Douglas Harper
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