Did you know?

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

button - 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.

Thesaurus diagram

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]     button pronunciation in British English
Word Forms
  1. 1
    a small object that you press to make a machine start working or perform a particular action

    Just press this button to start the computer.

    Press the pause button.

    Click the left mouse button twice.

    1. b.
      computing a symbol on a computer screen that you can use to start programs

      Click on the Start button.

  2. 2
    a small round object that is used for fastening clothes by pushing it through a hole

    He had undone the top button of his shirt.

  3. 3
    a round badge that you wear on your clothes
See also


a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

BuzzWord Article

Open Dictionary


a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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