DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   Pd
       n 1: a silver-white metallic element of the platinum group that
            resembles platinum; occurs in some copper and nickel ores;
            does not tarnish at ordinary temperatures and is used
            (alloyed with gold) in jewelry [syn: palladium, Pd,
            atomic number 46]