loxodograph

English

Etymology

? + -graph

Noun

loxodograph (plural loxodographs)

1. (nautical, obsolete) An apparatus that records the course that a ship has travelled
   • 1867, The Popular Science Review, volume 6, page 110:

     For this purpose he has contrived an instrument which he calls a "loxodograph," which consists of a compass placed below the ordinary ship's compass, so as to occupy the same relative position in the ship, and so that it can be compared from time to time with the normal instrument.