What is the meaning of mercurial?

adjective

  • Liable to sudden unpredictable change.
    • usage: "erratic behavior"; "fickle weather"; "mercurial twists of temperament"; "a quicksilver character, cool and willful at one moment, utterly fragile the next"
  • Relating to or under the (astrological) influence of the planet Mercury.
    • usage: "the Mercurial canals"
  • Relating to or having characteristics (eloquence, shrewdness, swiftness, thievishness) attributed to the god Mercury.
    • usage: "more than Mercurial thievishness"
  • Relating to or containing or caused by mercury.
    • usage: "mercurial preparations"; "mercurial sore mouth"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). Mercurial. Retrieved September 20, 2026, from http://smartdefine.org/mercurial/definitions/1178297
ChicagoWordNet. 2010. "Mercurial" http://smartdefine.org/mercurial/definitions/1178297 (accessed September 20, 2026).
HarvardWordNet 2010, Mercurial, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/mercurial/definitions/1178297>.
MLAWordNet. "Mercurial" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/mercurial/definitions/1178297>
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