Rhumb

//ɹʌm// noun

Definitions

Noun
  1. 1
    A line which crosses successive meridians at a constant angle.
  2. 2
    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 wordnet
  3. 3
    Any of the 32 points of the compass.
  4. 4
    A unit of angular measure equal to 1/32 of a circle or 11.25°.

Etymology

Borrowed from Spanish rumbo or Portuguese rumo, from Latin rhombus, from Ancient Greek ῥόμβος (rhómbos). Doublet of rhomb and rhombus.

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