1
[ adjective ] liable to sudden unpredictable change

Examples

"erratic behavior" "fickle weather" "mercurial twists of temperament" "a quicksilver character, cool and willful at one moment, utterly fragile the next"

Used in print

(Musical America, LXXXI:5...)

The Serge_Prokofieff whom we knew in the United_States_of_America was gay , witty , mercurial , full of pranks and bonheur - and very capable as a professional musician .

Related terms

changeable

2
[ adjective ] relating to or under the (astrological) influence of the planet Mercury

Examples

"the Mercurial canals"

Related terms

Mercury

3
[ adjective ] relating to or having characteristics (eloquence, shrewdness, swiftness, thievishness) attributed to the god Mercury

Examples

"more than Mercurial thievishness"

Related terms

Mercury

4
[ adjective ] relating to or containing or caused by mercury

Examples

"mercurial preparations" "mercurial sore mouth"

Related terms

mercury

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