The Collaborative International Dictionary of English v.0.48:

Hatch \Hatch\ (h[a^]ch), v. t. [imp. & p. p. Hatched
   (h[a^]cht); p. pr. & vb. n. Hatching.] [F. hacher to chop,
   hack. See Hash.]
   1. To cross with lines in a peculiar manner in drawing and
      engraving. See Hatching.
      [1913 Webster]

            Shall win this sword, silvered and hatched.
                                                  --Chapman.
      [1913 Webster]

            Those hatching strokes of the pencil. --Dryden.
      [1913 Webster]

   2. To cross; to spot; to stain; to steep. [Obs.]
      [1913 Webster]

            His weapon hatched in blood.          --Beau. & Fl.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Hatching \Hatch"ing\, n. [See 1st Hatch.]
   A mode of execution in engraving, drawing, and miniature
   painting, in which shading is produced by lines crossing each
   other at angles more or less acute; -- called also
   crosshatching.
   [1913 Webster]

WordNet (r) 3.0 (2006):

hatching
    n 1: the production of young from an egg [syn: hatch,
         hatching]
    2: shading consisting of multiple crossing lines [syn: hatch,
       hatching, crosshatch, hachure]