Definition of sylvia:
(n) :
A female given name from Latin, a popular spelling variant of Silvia.
(n) :
A minor city in Reno County, Kansas, United States.
(n) :
(astronomy) 87 Sylvia, a main belt asteroid; named for Rhea Silvia, mother of Romulus and Remus.
(n) :
(Roman mythology) Short for Princess Rhea Silvia, the mother of Romulus and Remus, founders of Rome.