'Regius professor' definitions:

Definition of 'Regius professor'

(from WordNet)
noun
Holder of a British professorship created by a royal patron

Definition of 'Regius professor'

From: GCIDE
  • Regius \Re"gi*us\ (r?l"?*?s), a. [L. regius, from rex, regis, a king.] Of or pertaining to a king; royal. [1913 Webster]
  • Regius professor, an incumbent of a professorship founded by royal bounty, as in an English university. [1913 Webster]