'Pseudo-symmetry' definitions:

Definition of 'Pseudo-symmetry'

From: GCIDE
  • Pseudo-symmetry \Pseu`do-sym"me*try\, n. [Pseudo- + symmetry.] (Crystallog.) A kind of symmetry characteristic of certain crystals which from twinning, or other causes, come to resemble forms of a system other than that to which they belong, as the apparently hexagonal prisms of aragonite. [1913 Webster]