[syn: fluidity, fluidness]
The Collaborative International Dictionary of English v.0.48:
Fluidness \Flu"id*ness\, n.
   The state of being fluid; fluidity.
   [1913 Webster]
WordNet (r) 3.0 (2006):
fluidness
    n 1: the property of flowing easily; "adding lead makes the
         alloy easier to cast because the melting point is reduced
         and the fluidity is increased"; "they believe that fluidity
         increases as the water gets warmer" [syn: fluidity,
         fluidness, liquidity, liquidness, runniness]
    2: a changeable quality; "a charming Oriental fluidity of
       manner"; "a certain fluidness in his perception of time made
       him an unpredictable colleague"; "demographers try to predict
       social fluidity" [syn: fluidity, fluidness]