The Collaborative International Dictionary of English v.0.48:

Hachure \Hach"ure\ (h[a^]ch"[-u]r), n. [F., fr. hacher to hack.
   See Hatching.] (Fine Arts)
   A short line used in drawing and engraving, especially in
   shading and denoting different surfaces, as in map drawing.
   See Hatching.
   [1913 Webster]

WordNet (r) 3.0 (2006):

hachure
    n 1: shading consisting of multiple crossing lines [syn:
         hatch, hatching, crosshatch, hachure]

Moby Thesaurus II by Grady Ward, 1.0:

142 Moby Thesaurus words for "hachure":
   Lambert conformal projection, Mercator projection,
   Miller projection, aeronautical chart, arabesque,
   astronomical chart, atlas, azimuthal equidistant projection,
   azimuthal projection, band, bar, basketry, basketwork,
   cancellation, cartographer, cartography, celestial chart,
   celestial globe, chart, chorographer, chorography, climatic chart,
   conic projection, contour line, contour map, cross-hatching,
   crossing-out, cylindrical projection, dash, delineation, diagonal,
   dotted line, filigree, fret, fretwork, general reference map,
   globe, gnomonic projection, graphic scale, grate, grating, grid,
   grid line, gridiron, grille, grillwork, hairline, hatching,
   heliographic chart, hydrographic chart, index, interlacement,
   intertexture, intertwinement, isoline, lace, lacery, lacework,
   lacing, latitude, lattice, latticework, layer tint, legend, line,
   lineation, longitude, map, map maker, map projection, mapper,
   meridian, mesh, meshes, meshwork, net, netting, network, parallel,
   photogrammetrist, photogrammetry, photomap, phototopography,
   physical map, plexure, plexus, political map, polyconic projection,
   projection, raddle, relief map, representative fraction, reticle,
   reticulation, reticule, reticulum, riddle, road map, scale, score,
   screen, screening, sieve, sinusoidal projection, slash,
   special map, streak, streaking, striation, strip, stripe, striping,
   stroke, sublineation, terrain map, terrestrial globe, texture,
   thematic map, tissue, topographer, topographic chart, topography,
   tracery, transportation map, trellis, trelliswork, underline,
   underlining, underscore, underscoring, virgule, wattle,
   weather chart, weather map, weave, weaving, web, webbing, webwork,
   weft, wicker, wickerwork