Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun hg

2 senses of hg

Sense 1
mercury, quicksilver, hydrargyrum, Hg, atomic number 80 -- (a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

Sense 2
hectogram, hg -- (100 grams)
       => metric weight unit, weight unit -- (a decimal unit of weight based on the gram)