Did you know?

Click any word in a definition or example to find the entry for that word

summer - definition and synonyms


What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

noun [countable/uncountable] summer pronunciation in British English /ˈsʌmə(r)/
Word Forms
  1. 1
    the season between spring and autumn, when the weather is hottest

    He spent the summer in Paris.

    the long hot summer of 1976

    in summer:

    This room is cold even in summer.

    early/late summer:

    The fruit will ripen in late summer.

    1. a.
      relating to summer

      a warm summer evening

      our summer holiday

      The museum is open to visitors in the summer months.

  2. 2
    literary a year, especially of someone’s age

sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

BuzzWord Article

Open Dictionary


an electric skateboard

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog
Macmillan learn live love play