Tetartohedrally

1 definition found

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

  Tetartohedral \Te*tar`to*he"dral\, a. [Gr. ? fourth + ? base.]
     (Crystallog.)
     Having one fourth the number of planes which are requisite to
     complete symmetry. -- {Te*tar`to*he"dral*ly}, adv.
     [1913 Webster]