negativity

from WordNet (r) 3.0 (2006)

negativity
    n 1: the character of the negative electric pole [syn:
         {negativity}, {negativeness}] [ant: {positiveness},
         {positivity}]
    2: characterized by habitual skepticism and a disagreeable
       tendency to deny or oppose or resist suggestions or commands
       [syn: {negativity}, {negativeness}, {negativism}] [ant:
       {positiveness}, {positivism}, {positivity}]
    3: an amount less than zero [syn: {negativity}, {negativeness}]
       [ant: {positiveness}, {positivity}]
    4: (chemistry) the tendency of an atom or radical to attract
       electrons in the formation of an ionic bond [syn:
       {electronegativity}, {negativity}]

from The Collaborative International Dictionary of English v.0.48

Negativeness \Neg"a*tive*ness\, Negativity \Neg`a*tiv"i*ty\, n.
   The quality or state of being negative.
   [1913 Webster]