μαρμαρόω
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
A coat with marble stucco, [[[κίονας]]] Jul.Ep.80:—Pass., PMag.Berol.1.109. 2 line with marble, κολυμβήθρα… μεμαρμαρώσθω Hero *Stereom.2.5. II Pass., to be turned to stone, Lyc.826.
Greek (Liddell-Scott)
μαρμαρόω: στρώννω μὲ μάρμαρα, μαρμαρώνω, Μαλαλ. 339, 7, Βασιλικ. 58, 2, 13, κλ. 2) διὰ γύψου καὶ μαρμαροκονίας ἀλείφω τι ὅπως φαίνηται ὡς μάρμαρον, Ἰουλιαν. τοῦ Παραβ. Ἐπιστ. Ἀνέκδ. Ι, 18 (Mus-Rhen. 1887, 21).