DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   aroid
       adj 1: relating to a plant of the family Araceae [syn: aroid,
              araceous]
       n 1: any plant of the family Araceae; have small flowers massed
            on a spadix surrounded by a large spathe [syn: arum,
            aroid]