hg

1 definition found

hg - WordNet (r) 2.1 (2005) :

  Hg
      n 1: a heavy silvery toxic univalent and bivalent metallic
           element; the only metal that is liquid at ordinary
           temperatures [syn: mercury, quicksilver, hydrargyrum,
           Hg, atomic number 80]
      2: 100 grams [syn: hectogram, hg]