Hermann-Mauguin symbol: Meaning and Definition of

Her'mann-Mau•guin' sym"bol

Pronunciation: (hûr'mun-mō-gan', her'män-), [key]
— Crystall. Crystall.
  1. a notation for indicating a particular point group.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.