from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A title of the Byzantine emperor.
from the GNU version of the Collaborative International Dictionary of English
- n. a ruler of the eastern Roman Empire.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a ruler of the eastern Roman Empire
From Ancient Greek βασιλεύς (basileus, "chief", "king") (Wiktionary)