μαχαίριον

τό
A. surgeon's or barber's knife, Hp. Medic. 6,7, Arist. GA 789b13, Metaph. 1061a4, Com.Adesp. 327, Plu. Brut. 13, Ruf. Ren. Ves. 12.12.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project