julian Meaning, Definition & Usage

  1. noun Roman Emperor and nephew of Constantine; he restored paganism as the official religion of the Roman Empire and destroyed Christian temples but his decision was reversed after his death (331?-363)
    Julian the Apostate; Flavius Claudius Julianus.
  2. adjective of or relating to or characteristic of Julius Caesar
    • the Julian calendar

WordNet

Jul"ian adjective
Etymology
L. Julianus, fr. Julius. Cf. July, Gillian.
Definitions
  1. Relating to, or derived from, Julius Cæsar.

Webster 1913