From WordNet (r) 3.0 (2006) [wn]:
Antonius
n 1: Roman general under Julius Caesar in the Gallic wars;
repudiated his wife for the Egyptian queen Cleopatra; they
were defeated by Octavian at Actium (83-30 BC) [syn:
Antony, Anthony, Mark Antony, Mark Anthony,
Antonius, Marcus Antonius]