sketch_map has definitions from the field of geography
1
[ noun ] (geography) a map drawn from observation (rather than from exact measurements) and representing the main features of an area

Related terms

map

2
[ noun ] (geography) a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone

Synonyms

pestle pounder muller

Used in print

(Richard I. McCosh, "Recreation Site Selection"...)

It is usually helpful to make a sketch_map in the field , showing the size and location of the features of interest and to take photographs at the site .

Related terms

tool map pound

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