Source : Webster's Revised Unabridged Dictionary (1913)

Substantiality \Sub*stan`ti*al"i*ty\, n.
   The quality or state of being substantial; corporiety;
   materiality.

         The soul is a stranger to such gross substantiality.
                                                  --Glanvill.

Source : WordNet®

substantiality
     n : the quality of being substantial or having substance [syn: {substantialness}]
         [ant: {insubstantiality}]