/ Dictionary / Index P Proto-Germanic: Meaning and Definition of Find definitions for: Pro•to-Ger•man•ic Pronunciation: (prō"tō-jur-man'ik), [key] — n. the unattested prehistoric parent language of the Germanic languages; Germanic. —adj. of or pertaining to Proto-Germanic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Protogeometric protohistory Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language