ἀλοιητήρ
From LSJ
Γελᾷ δ' ὁ μῶρος, κἄν τι μὴ γελοῖον ᾖ → Mens stulta ridet, quando ridendum est nihil → Es lacht der Tor, auch wenn es nichts zu lachen gibt
English (LSJ)
ῆρος, ὁ, (ἀλοιάω)
A thresher, grinder, as Adj., σίδηρος Nonn. D. 17.237; ἀ. ὀδόντες grinders, AP11.379 (Agath.): metaph., λιμός Orac. ap. Jul.Mis.370a.
German (Pape)
[Seite 109] ῆρος, ὁ, Drescher; dah. Zermalmer, ὀδόντες, Backzähne, Agath. 74 (XI, 379); σιδηρός Nonn. öfter.