Mercurial - Definition
mercurial
adj 1: liable to sudden unpredictable change; "erratic
behavior"; "fickle weather"; "mercurial twists of
temperament"; "a quicksilver character, cool and willful
at one moment, utterly fragile the next" [syn: erratic,
fickle, mercurial, quicksilver(a)]
2: relating to or under the (astrological) influence of the
planet Mercury; "the Mercurial canals"
3: relating to or having characteristics (eloquence, shrewdness,
swiftness, thievishness) attributed to the god Mercury; "more
than Mercurial thievishness"
4: relating to or containing or caused by mercury; "mercurial
preparations"; "mercurial sore mouth"