vacuousness

from WordNet (r) 3.0 (2006)
vacuousness
    n 1: indicative of or marked by mental vacuity and an absence of
         ideas; "the vacuousness of her face belied her feelings"
    
from The Collaborative International Dictionary of English v.0.48
Vacuousness \Vac"u*ous*ness\, n.
   The quality or state of being vacuous; emptiness; vacuity.
   --W. Montagu.
   [1913 Webster]
    

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