from The American Heritage® Dictionary of the English Language, 4th Edition
- Diocletian Originally Gaius Aurelius Valerius Diocletianus. A.D. 245?-313? Emperor of Rome (284-305) who divided the empire into east and west (286) in an attempt to rule the territory more effectively. His desire to revive the old religion of Rome led to the last major persecution of the Christians (303).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. Roman cognomen, particularly borne by the Roman emperor Gaius Aurelius Valerius Diocletianus (245 - 313).
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. Roman Emperor who when faced with military problems decided in 286 to divide the Roman Empire between himself in the east and Maximian in the west; he initiated the last persecution of the Christians in 303 (245-313)
From Latin Dioclētiānus, Latinate form of Ancient Greek name Διοκλῆς (Dioklēs). The Roman emperor was named so after his home town of Dioclea in Illyricum. (Wiktionary)