Search Result for "millionairess": 
Wordnet 3.0

NOUN (1)

1. a woman millionaire; 



The Collaborative International Dictionary of English v.0.48:

Millionairess \Mil`lion*air"ess\, n.
   A woman who is a millionaire, or the wife of a millionaire.
   [Humorous] --Holmes.
   [1913 Webster]


WordNet (r) 3.0 (2006):

millionairess
    n 1: a woman millionaire