#engraving__etching  making engraved or etched plates and printing designs from them
  supertype:  printmaking  artistic design and manufacture of prints as woodcuts or silkscreens
  subtype:  steel_engraving__steelengraving  the act of engraving on a steel plate
  subtype:  aquatint  a method of etching that imitates the broad washes of a water color

No statement uses or specializes engraving; click here to add one.