Did you know?

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

Sunday - 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] Sunday pronunciation in British English /ˈsʌndeɪ/
Word Forms
  1. the day after Saturday and before Monday, usually considered to be the first day of the week in the US and the last day of the week in the UK. In Western countries, most people do not work on Sunday

    Are you doing anything nice on Sunday?

    If Christmas Day is on a Sunday, the next day is also a holiday.

    I love quiet Sunday mornings.

    I’m going to visit my parents next Sunday.

    on Sundays (=every Sunday):

    We usually go to church on Sundays.

    Synonyms and related words

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