The Collaborative International Dictionary of English v.0.48:

Prentice \Pren"tice\, n. [Aphetic form of apprentice.]
   An apprentice. [Obs. or Colloq.] --Piers Plowman. "My accuser
   is my prentice." --Shak.
   [1913 Webster]

WordNet (r) 3.0 (2006):

prentice
    n 1: works for an expert to learn a trade [syn: apprentice,
         learner, prentice]