- Enter a word for the dictionary definition.
From The Collaborative International Dictionary of English v.0.48:
Quicksilver \Quick"sil`ver\, n. [Quick living + silver; -- so called from its fluidity; cf. G. quecksilber, L. argentum vivum. See Quick, a.] (Chem.) The metal mercury; -- so called from its resemblance to liquid silver. [1913 Webster] Quicksilver horizon, a mercurial artificial horizon. See under Horizon. Quicksilver water, a solution of mercury nitrate used in artificial silvering; quick water. [1913 Webster]