Meaning of P-Celtic

P-Celt•ic

Pronunciation: (pē'sel'tik, -kel'-), [key]
— n.
  1. the subbranch of Celtic in which the Proto-Indo-European kw-sound became a p-sound. Welsh, Breton, Cornish, and Gaulish belong to P-Celtic.
—adj.
  1. of or belonging to P-Celtic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.