Did you know?

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

curiosity - 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     curiosity pronunciation in British English
Word Forms
  1. 1
    [singular/uncountable] a strong feeling of wanting to find out about something
    curiosity about:

    All children have a certain curiosity about sexual matters.

    out of curiosity (=because of curiosity):

    Just out of curiosity, where were you last night?

    idle curiosity (=wanting to know something for no specific reason):

    ‘Why do you want to know?’ ‘Oh, just idle curiosity.’



the situation of the United Kingdom leaving the European Union

BuzzWord Article

Open Dictionary


a rise in the level of a stream or river

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