quicksilver (ˈkwɪkˌsɪlvə) ![]() | |
| —n | |
| 1. | another name for mercury |
| —adj | |
| 2. | rapid or unpredictable in movement or change: a quicksilver temper |
| [Old English, from cwicu alive (see | |
| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |