noun phen·gite \ˈfenˌjīt\

Definition of phengite



  1. 1 :  a transparent or translucent stone probably selenite or crystallized gypsum used by the ancients for windows

  2. 2 :  a variety of muscovite with substitution of aluminum for magnesium and silicon


\(ˈ)fen¦jitik\ adjective

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of phengite

German phengit, from Latin phengites, from Greek, from phengos light, moonlight + -itēs -ite

Seen and Heard

What made you want to look up phengite? Please tell us where you read or heard it (including the quote, if possible).


a rounded knoll or a ridge of ice

Get Word of the Day daily email!