Meaning of editio princeps*

e•di•ti•o prin•ceps

Pronunciation: (e-dit'i-ō" pring'keps Eng. i-dish'ē-ō" prin'seps), [key]
— pl. e•di•ti•o•nes prin•ci•pes
  1. first edition.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.