- 1. mercury, quicksilver, hydrargyrum, Hg, atomic number 80, metallic element, metal
- usage: a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures
WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. erratic, fickle, mercurial, quicksilver(prenominal), changeable (vs. unchangeable), changeful
- usage: 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"
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See also: quicksilver (Dictionary)