τετράβυρσος
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)
ον,
A of four hides, Sch.Lips.Il.15.479 (ed. Bekker).
Greek (Liddell-Scott)
τετράβυρσος: -ον, ὁ ἐκ τεσσάρων βυρσῶν ἢ δερμάτων, «τετραθέλυμνον, τετράβυρσον» Σχόλ. Lerd. εἰς Ἰλ. Ο. 479.