eigenvalue

from WordNet (r) 3.0 (2006)

eigenvalue
    n 1: (mathematics) any number such that a given square matrix
         minus that number times the identity matrix has a zero
         determinant [syn: {eigenvalue}, {eigenvalue of a matrix},
         {eigenvalue of a square matrix}, {characteristic root of a
         square matrix}]

from The Free On-line Dictionary of Computing (8 July 2008)

eigenvalue

   <mathematics> The factor by which a {linear transformation}
   multiplies one of its {eigenvectors}.

   (1995-04-10)