pervasiveness

from WordNet (r) 3.0 (2006)

pervasiveness
    n 1: the quality of filling or spreading throughout; "the
         pervasiveness of the odor of cabbage in tenement hallways"

from The Collaborative International Dictionary of English v.0.48

pervasiveness \pervasiveness\ n.
   The quality of filling or spreading throughout; as, the
   pervasiveness of the odor of cabbage in tenement hallways.
   [WordNet 1.5]

[email protected]