latticinioPronunciation: /ˌlatɪˈtʃiːnjəʊ/ (also latticino /-nəʊ/)Definition of latticinio noun [mass noun] an opaque white glass used in threads to decorate clear Venetian glass. Origin:Italian, literally 'dairy produce', from medieval Latin lacticiniumlatticinio in other Oxford dictionaries Definition of latticinio in the US English dictionary