Velika Slevica was attested in historical sources as Zilowiz in 1230, Syloycz in 1335, Silewecz in 1346, and Czylowecz in 1436, among other spellings.[4]
Church
The local church, built on a grassy slope above the village to the northwest, is dedicated to the Annunciation of Mary and belongs to the Parish of Velike Lašče. It was built in the last quarter of the 17th century.[5]