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Mercurial: meaning, pronunciation and examples

Mercurial adjective. Prone to quick, unpredictable changes of mood.

How to say it

mur-KYOOR-ee-ul/mɜːˈkjʊəriəl/

4 syllables, stressed on the second (KYOOR).

Mercurial in a sentence

The mercurial director could be charming at breakfast and furious by lunch.

His mercurial talent made him thrilling to watch and impossible to manage.

Similar and opposite

Similar:

Opposite:

  • stable
  • steady

Where mercurial comes from

From Latin Mercurius, Mercury, the quick messenger god, whose planet was thought to make people lively.

Test yourself

Which word fills the gap?

His _____ talent made him thrilling to watch and impossible to manage.

  • mercurial
  • pious
  • brash
Show the answer

mercurial: His mercurial talent made him thrilling to watch and impossible to manage.