A1noun2K

Autumn

UK /["/ˈɔːtəm/"]/US /["/ˈɔːtəm/"]/

Definition

the season of the year between summer and winter, when leaves change colour and the weather becomes colder

In simple words: The season between summer and winter when leaves fall from trees.

Examples

  • in the autumn of 2024
  • He is in the autumn of his career.
  • in early/late autumn
  • the autumn term *(= for example at a school or college in Britain)*
  • autumn leaves/colours
  • It's been a very mild autumn this year.
  • a crisp/chilly/wet/cool autumn
  • their autumn collection of dresses *(= designed to be worn in autumn)*
  • Demand always rises during the autumn and winter months.

Usage notes

Use 'autumn' when speaking about the season, particularly in British English. In American English, 'fall' is more common. Avoid using it in formal scientific contexts.

Grammar pattern

standalone noun

Memory hint

Think of 'autumn' as 'all tumbling leaves'—leaves tumble down in this season.

Collocations

  • last
  • this past
  • the following
  • weather
  • sun
  • sunlight

Synonyms

  • fall
  • harvest season
  • leaf-fall

Antonyms

  • spring
  • summer

Common mistakes

  • Confused with 'spring', the opposite season.
  • Using 'autumn' in American English settings without knowing 'fall' is preferred.
  • Spelling mistakes, such as 'autum' or 'autumnn'.