HACHURE
hatch, hatching, crosshatch, hachure
(noun) shading consisting of multiple crossing lines
Source: WordNet® 3.1
Etymology
Noun
hachure (plural hachures)
(cartography, chiefly, historical) A line on a map indicating the steepness of a slope.
Usage notes
• Unlike contour lines, hachures are drawn in the direction of the slope and their thickness and closeness is used to represent the relief with shading. They are no longer used on most modern maps.
Verb
hachure (third-person singular simple present hachures, present participle hachuring, simple past and past participle hachured)
To mark a map with hachures.
Source: Wiktionary
Hach"ure, n. Etym: [F., fr. hacher to hack. See Hatching.] (Fine
Arts)
Definition: A short line used in drawing and engraving, especially in
shading and denoting different surfaces, as in map drawing. See
Hatching.
Source: Webster’s Unabridged Dictionary 1913 Edition