Brownian

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Brownian \Brown"i*an\, a.
     Pertaining to Dr. Robert Brown, who first demonstrated (about
     1827) the commonness of the motion described below.
     [1913 Webster]
  
     {Brownian motion}, {Brownian movement}, the peculiar, rapid,


        vibratory movement exhibited by the microscopic particles
        of substances when suspended in water or other fluids.
        [1913 Webster]