- an imaginary line on the surface of a sphere, such as the earth, that intersects all meridians at the same angle
- the course navigated by a vessel or aircraft that maintains a uniform compass heading
WordReference Random House Unabridged Dictionary of American English © 2026
rhumb′ line′,
- Nautical, Naval Termsa curve on the surface of a sphere that cuts all meridians at the same angle. It is the path taken by a vessel or aircraft that maintains a constant compass direction. Also called loxodrome, rhumb.
- 1660–70
Collins Concise English Dictionary © HarperCollins Publishers::
rhumb line n
'rhumb line' also found in these entries (note: many are not synonyms or translations):