περίχωμα
From LSJ
Κύριε, βοήθησον τὸν δοῦλον σου Νῖλον κτλ. → Lord, help your slave Nilos ... (mosaic inscription from 4th-cent. church in the Negev)
English (LSJ)
ατος, τό,
A embankment, dyke enclosing an area, PPetr.3p.339 (iii B.C.), Ostr.Bodl.i 245 (iii B.C.), PTeb.61(b).167 (ii B.C.). II area enclosed by dykes, PCair.Zen.182.7, 362.24 (iii B.C.), PTeb.13.12, 84.3 (ii B. C.).