Ask at the forum if you have an Ancient or Modern Greek query!
ατος, τό,
A leather mattress, ground sheet (cf. CR47.211), POxy.1294.4 (ii/iii A.D.), Dura4155 (iii A.D.), restored in PSI6.678 (iii B.C.); τε<τ>ράδερμον, = segestrum, Gloss.
τὸ, Αδερμάτινο στρώμα.[ΕΤΥΜΟΛ. < τετρ(α)- + δέρμα].