lignum vitae

from WordNet (r) 3.0 (2006)
lignum vitae
    n 1: hard greenish-brown wood of the lignum vitae tree and other
         trees of the genus Guaiacum [syn: {lignum vitae}, {guaiac},
         {guaiacum}]
    2: small evergreen tree of Caribbean and southern Central
       America to northern South America; a source of lignum vitae
       wood, hardest of commercial timbers, and a medicinal resin
       [syn: {lignum vitae}, {Guaiacum officinale}]
    

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