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“orograph”
orograph, oreograph
A machine for use in making topographical maps.
It is operated by being pushed across country, and not only records distances, like the perambulator, but also elevations.
This entry is located in the following units:
grapho-, graph-, -graph, -graphy, -grapher, -graphia
(page 61)
oro-, oreo-, ore-, oreino-, orein-
(page 2)