mezzaluna Syllabification: (mez·za·lu·na)Pronunciation: /ˌmetsəˈlo͞onə/Definition of mezzaluna noun a utensil for chopping herbs, vegetables, etc., with a semicircular blade and a handle at each end. Origin: 1950s: from Italian, literally 'half moon'mezzaluna in other Oxford dictionaries Definition of mezzaluna in the British & World English dictionary