What is "agyia"

Agyia is a neighborhood of the city of Patras, Greece. It is located about 3.5 km north of downtown Patras. The community forms the mid-northern part of the city of Patras (except 1 km north of Old GR-9 by-pass). Most of the street names are named after rivers. The town includes the church of St. Constantine (Aghios Konstantinos).