hachure

American  

[ha-shoor, hash-oor, ha-shoor] / hæˈʃʊər, ˈhæʃ ʊər, hæˈʃʊər /

Also hatchure

noun

1. one of a series of short parallel lines drawn on a map to indicate topographic relief.

2. shading composed of such lines.

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verb (used with object)

hachured, hachuring

1. Also to indicate or shade by hachures.

hachure British  

/ hæˈʃjʊə /

noun

1. hatching See hatch 3

2. shading of short lines drawn on a relief map to indicate gradients

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verb

1. (tr) to mark or show by hachures

Etymology

Origin of hachure

From French, dating back to 1855–60; see origin at hatch ³, -ure