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Related to hydrargyrum: aurum
(Elements & Compounds) an obsolete name for mercury1
[C16: from New Latin, from Latin hydrargyrus from Greek hydrarguros, from hydro- + arguros silver]
hydrargyric, hydrargyral adj
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|Noun||1.||hydrargyrum - a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures|
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
cinnabar - a heavy reddish mineral consisting of mercuric sulfide; the chief source of mercury