Mércurial. adj. [mercurialis, Lat.]
- Formed under the influence of mercury; active; sprightly.
I know the shape of 's leg: This is his hand,
His foot mercurial, his martial thigh,
The brawns of Hercules. Shakesp. Cymbeline.This youth was such a mercurial, as could make his own part, if at any time he chanced to be out. Bacon's Hen. VII.
Tully considered the dispositions of a sincere, more ignorant, and less mercurial nation, by dwelling on the pathetick part. Swift's Miscel.
- Consisting of quicksilver.