πυξίον
From LSJ
Σκηνὴ πᾶς ὁ βίος καὶ παίγνιον: ἢ μάθε παίζειν, τὴν σπουδὴν μεταθείς, ἢ φέρε τὰς ὀδύνας → All life is a stage and a play: either learn to play laying your gravity aside, or bear with life's pains.
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.).