Did you know?

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

demo - 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] informal     demo pronunciation in American English
Word Forms
  1. 1
    a car that people drive to decide whether they want to buy one like it
  2. 2
    music a piece of recorded music that a new singer or group sends to a recording company
    Synonyms and related words
  3. 3
    computing a piece of computer software that you can try for a period before buying the full program, or that shows you what the full program is like and how it works


a rainbow produced when water droplets in the air reflect light from the moon rather than the sun

BuzzWord Article

Open Dictionary

platform capitalism

a way of doing business that involves recruiting large numbers of people who work for themselves using the company's platform, as used by companies such as Uber, Deliveroo and the like

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