1. [syn: rhumb line, rhumb, loxodrome]
The Collaborative International Dictionary of English v.0.48:
Rhumb \Rhumb\, n. [F. rumb, Sp. rumbo, or Pg. rumbo, rumo,
probably fr. Gr. ??? a magic wheel, a whirling motion, hence
applied to a point of the compass. See Rhomb.] (Navigation)
A line which crosses successive meridians at a constant
angle; -- called also rhumb line, and loxodromic curve.
To sail on a rhumb, to sail continuously on one course,
following a rhumb line.
WordNet (r) 3.0 (2006):
n 1: 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 [syn: rhumb line, rhumb,