Plagihedral

1 definition found

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

  Plagihedral \Pla`gi*he"dral\, a. [Gr. pla`gios oblique + ? base,
     seat.] (Crystallog.)
     Having an oblique spiral arrangement of planes, as levogyrate
     and dextrogyrate crystals.
     [1913 Webster]