fluidity
    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]

Fluidity \Flu*id"i*ty\, n. [Cf. F. fluidit['e].]
   The quality of being fluid or capable of flowing; a liquid,
   a["e]riform, or gaseous state; -- opposed to solidity.
   [1913 Webster]

         It was this want of organization, this looseness and
         fluidity of the new movement, that made it penetrate
         through every class of society.          --J. R. Green.
   [1913 Webster]