The Collaborative International Dictionary of English v.0.48:

Muliebrity \Mu`li*eb"ri*ty\ (m[=u]`l[i^]*[e^]b"r[i^]*t[y^]), n.
   [L. muliebritas, fr. muliebris belonging to a woman, fr.
   mulier a woman.]
   1. The state of being a woman or of possessing full womanly
      powers; womanhood; -- correlate of virility.
      [1913 Webster]

   2. Hence: Effeminancy; softness.
      [1913 Webster]

WordNet (r) 3.0 (2006):

muliebrity
    n 1: the state of being an adult woman [syn: womanhood,
         muliebrity]
    2: the trait of behaving in ways considered typical for women
       [syn: femininity, muliebrity] [ant: masculinity]