ogdosymmetric class

ogdosymmetric class

[¦äg·dō·si′me·trik ′klas]
(crystallography)
A merohedral crystal class whose general form has one-eighth the number of equivalent faces of the corresponding holohedral form.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.