πυξίον
From LSJ
ἀσκέειν, περὶ τὰ νουσήματα, δύο, ὠφελέειν, 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)
τό,
A tablet of box-wood for painting on, Anaxandr.13, Amphis 51; for writing on, Ar.Fr.845, Luc.Ind.15. II list, hence section, division, τῷ ὀγδόῳ π. τῆς γερουσίας Judeich Altertümer von Hierapolis No.278.3, cf. 209.7 (prob.), 234.4 (pl.).
German (Pape)
[Seite 818] τό, dim. von π υξίς, bes. Schreibtafel von Burbaunholz, Luc. adv. ind. 15; LXX; auch zum Malen, Hagias in B. A. 113.