μάρμαρον
From LSJ
ἑὰν δὲ προσποιούμενος ᾗ τὰ μαθήματά πως ἀπείρως προβάλλων, οὐκ ἔστιν αἰτίας ἔξω → But should one profess knowledge as he puts forward something in an inexperienced way, he is not without blame (Pappus 3.1.30.31f.)
English (LSJ)
τό,
A marble, Call.Ap.24, SIG909.5 (v A.D.).
II sore on the feet of asses, Hippiatr.53.
German (Pape)
[Seite 96] τό, = μάρμαρος, Callim. Apoll. 24 u. a. Sp. – Bei den Tieren, bes. Eseln, eine Krankheit, Hippiatr.
Greek (Liddell-Scott)
μάρμᾰρον: τό, = μάρμαρος, Καλλ. εἰς Ἀπόλλ. 24. ΙΙ. ἕλκος τι ἐπὶ τῶν ποδῶν τῶν ὄνων, Ἱππιατρ.