The Collaborative International Dictionary of English v.0.48:
Loxodromic \Lox`o*drom"ic\, a. [Gr. ? slanting, oblique + ? a
running, course; cf. F. loxodromique.]
Pertaining to sailing on rhumb lines; as, loxodromic tables.
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.