τετράσσαρον
From LSJ
ἔνδον σκάπτε, ἔνδον ἡ πηγή τοῦ ἀγαθοῦ καί ἀεί ἀναβλύειν δυναμένη, ἐάν ἀεί σκάπτῃς → Dig within. Within is the wellspring of Good; and it is always ready to bubble up, if you just dig. | Look within. Within is the fountain of the good, and it will ever bubble up, if thou wilt ever dig.
English (LSJ)
τό,
A coin worth four asses, i.e. the Roman sestertius, Arr.Epict.4.5.17.
German (Pape)
[Seite 1099] τό, vier Asses oder ein Sestertius, Arrian. Epict. 4, 5.
Greek (Liddell-Scott)
τετράσσᾰρον: τό, νόμισμα τεσσάρων ἀσσαρίων, τὸ Ρωμαϊκὸν sestertius, τέταρτον τοῦ δηναρίου, Ἀρρ. Ἐπίκτ. 4. 5, 17.