Wordnet 3.0
NOUN (1)
1. 
 a British doctorate; 
The Collaborative International Dictionary of English v.0.48:
DPhil \DPhil\ n.
   1. Doctor of Philosophy, a British doctorate.
   Syn: Doctor of Philosophy.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
DPhil
    n 1: a British doctorate