Loxodromic, a. [Gr. slanting, oblique + a running, course; cf. F. loxodromique.].
Pertaining to sailing on rhumb lines; as, loxodromic tables. [1913 Webster]
Loxodromic curve or Loxodromic line (Geom.), a line on the surface of a sphere, which always makes an equal angle with every meridian; the rhumb line. It is the line on which a ship sails when her course is always in the direction of one and the same point of the compass.