Did you know?

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

genius - 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 genius pronunciation in British English /ˈdʒiːniəs/
Word Forms

Related words

  • Facebook
  • Twitter
  1. 1
    [countable] someone who is much more intelligent or skilful than other people
    Bach’s Magnificat is clearly the work of a genius.
    She was a mathematical genius.
  2. 2
    [uncountable] a very high level of skill or ability
    Dante, Leonardo, and Milton were men of genius.
    Baking allows you to show your creative genius.
    a stroke of genius (=a very intelligent act or idea): At the time, his appointment seemed like a stroke of genius.



a fashion trend in which people intentionally wear ordinary, inexpensive, widely-available clothing

BuzzWord Article

Open Dictionary


a flower or small bunch of flowers worn on the lapel of a jacket on special occasions

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