Definition of Mercurial

  • (a.) Having the qualities fabled to belong to the god Mercury; swift; active; sprightly; fickle; volatile; changeable; as, a mercurial youth; a mercurial temperament.
  • (a.) Having the form or image of Mercury; -- applied to ancient guideposts.
  • (a.) Of or pertaining to Mercury as the god of trade; hence, money-making; crafty.
  • (a.) Of or pertaining to, or containing, mercury; as, mercurial preparations, barometer. See Mercury, 2.
  • (a.) Caused by the use of mercury; as, mercurial sore mouth.
  • (n.) A person having mercurial qualities.
  • (n.) A preparation containing mercury.

Antonyms of Mercurial


Homophones of Mercurial


No Homophones Found.