mez ‧ zo ‧ tint /ˈmetsəʊˌtɪnt, ˈmedzəʊ- $ -oʊ-/ BrE AmE noun [uncountable and countable]
[ Date: 1700-1800 ; Language: Italian ; Origin: mezzatinta , from mezza 'half' + tinta 'tint' ]
a picture printed from a metal plate that is polished in places to produce areas of light and shade