aquatint

 
Pronunciation: /ˈakwətɪnt/

noun

  • a print resembling a watercolour, made by etching a copper plate with nitric acid and using resin and varnish to produce areas of tonal shading: twelve coloured aquatints of British battle scenes
  • [mass noun] the technique or process of producing aquatints: a directness and freshness in the use of aquatint [as modifier]: aquatint plates of the Lake District

verb

[with object]
  • produce (a print) using the aquatint technique or process: she studied methods of etching and aquatinting

Origin:

late 18th century: from French aquatinte, from Italian acqua tinta 'coloured water'