Abbott-Smith Manual Greek Lexicon
μύλος (G3458)
1 † μύλος , -ου, ὁ , [in LXX for רֵחַים , Nu 11:8 , De 24:6 , al.;] = μύλη , a mill (Strab., Plut., LXX): Mt 24:41 , Re 18:22 . a mill-stone (Anth.): Re 18:21 (T); μ. ὀνικός , Mt 18:6 , Mk 9:42 (v. Swete, in l.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain