Did you know?

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

email - 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     email pronunciation in British English
Word Forms

or e-mail     e-mail pronunciation in British English

  1. [uncountable] a system for sending messages from one computer to another

    We communicate by email.

    Do they have email?

    1. a.
      [uncountable] the messages that you receive by email

      She checks her email first thing every morning.

    2. b.
      [countable] a written message sent by email

      Send me an email with the details.

quiz invitation

liquid biopsy

a medical test in which blood cells are taken from the body and examined to find out if they are healthy

BuzzWord Article

Open Dictionary


someone on a film set who takes care of plants, trees, and other various landscaping materials like rocks, gravel, sand, etc.

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