loxodrome
Noun
Meaning
a line on a sphere that cuts all meridians at the same angle; the path taken by a ship or plane that maintains a constant compass direction
Source: WordNetSynonyms
rhumb line
rhumb
meridian
latitude
equator
longitude
great circle
geodesic
prime meridian
great circle route
orthodrome
shortest path
spherical curve
greater circle
arc of a great circle