Decapolis, meaning a group or district of ten cities (of the Greek type) in Palestine, mostly south-east of the Lake of Tiberias; the names and number vary in ancient authorities.
Strong's:
Δεκάπολις
the ten-city region; the Decapolis, a district in Syria Derivation: from G1176 and G4172;
Δεκά-πολις, -εως, ὴ Decapolis, a region east of the Jordan containing ten cities: Refs Mat.4:25, Mrk.5:20 7:31.† (AS)
Thayer:
1) a track of land so called from the ten cities that were in it 1a) according to Pliny, these cities were: Damascus, Opoton, Philadelphia, Raphana, Scythopolis, Gadara, Hippondion, Pella, Galasa, and Canatha (Gill)
Literal: Decapolis = "ten cities"
Δεκάπολις
Dekapolis
dek-ap'-ol-is
From G1176 and G4172; the tencity region; the Decapolis, a district in Syria