Abbott-Smith Manual Greek Lexicon
νίπτω (G3538)
17 νίπτω , late form of νίζω , [in LXX chiefly for רחץ ;] to wash , usually of a part of the body: c. acc. pers., Jo 13:8 ; τ. πόδας , Jo 13:5 , 6 , 8 , 12 , 14 , I Ti 5:10 ; mid., reflexive, to wash oneself : Jo 9:7 , 11 , 15 ; τ. χεῖρας , Mt 15:2 , Mk 7:3 ; τ. πόδας , Jo 13:10 ; τ. πρόσωπον , Mt 6:17 (in cl. Att. prose, used only in compounds; cf. ἀπο-νίπτω ).† SYN. : λούω (q.v.), πλύνω .
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain