Obtuseness

from WordNet (r) 3.0 (2006)

obtuseness
    n 1: the quality of being slow to understand [syn: {dullness},
         {obtuseness}]
    2: the quality of lacking a sharp edge or point [ant:
       {acuteness}]

from The Collaborative International Dictionary of English v.0.48

Obtuseness \Ob*tuse"ness\, n.
   State or quality of being obtuse.
   [1913 Webster]

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