Meaning of Proto-Germanic

Pro•to-Ger•man•ic

Pronunciation: (prō"tō-jur-man'ik), [key]
— n.
  1. the unattested prehistoric parent language of the Germanic languages; Germanic.
—adj.
  1. of or pertaining to Proto-Germanic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.