διαγνώστης
From LSJ
Μακάριος, ὅστις οὐσίαν καὶ νοῦν ἔχει → Felix, qui mentem cum divitiis possidet → Glückselig, wer Vermögen und Vernunft besitzt
English (LSJ)
διαγνώστου, ὁ, examining magistrate, = Lat. cognitor, Glossaria.
Spanish (DGE)
-ου, ὁ magistrado encargado de examinar las sentencias, Gloss.2.270.
German (Pape)
ὁ, der Entscheidende.