rhumb line

noun

A line that cuts all meridians at the same angle, the path of a vessel that maintains a constant compass direction.

Meanings

nounrhumb line (plural rhumb lines)

plural rhumb lines

  1. nauticalA line that cuts all meridians at the same angle, the path of a vessel that maintains a constant compass direction.

    On portolan maps rhumb lines were all the go long before Mercator's time. […] It's a different matter putting a straight rhumb line on a map made for a round world. And on a map made for the whole world.

    1964, David Greenhood, Mapping, University of Chicago Press, →ISBN, page 128

    Synonyms: rhumb, loxodrome

Synonyms & antonyms

nounA line that cuts all meridians at the same angle, the path of a vessel that maintains a constant compass direction.

More synonyms by meaning

nouna 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

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Esperanto loksodromio
  • loksodromioa line cutting all meridians at a constant angle
Finnish loksodromi, kompassiviiva
  • loksodromia line cutting all meridians at a constant angle
  • kompassiviivaa line cutting all meridians at a constant angle
French loxodromie, ligne de vent
  • loxodromiea line cutting all meridians at a constant angle
  • ligne de venta line cutting all meridians at a constant angle
German Loxodrome, Windlinie
  • Loxodromea line cutting all meridians at a constant angle
  • Windliniea line cutting all meridians at a constant angle
Greek λοξοδρομία
  • λοξοδρομία (loxodromía)a line cutting all meridians at a constant angle
Hungarian loxodroma
  • loxodromaa line cutting all meridians at a constant angle
Italian lossodromica
  • lossodromicaa line cutting all meridians at a constant angle
Polish loksodroma
  • loksodromaa line cutting all meridians at a constant angle
Portuguese linha de rumo, curva loxodrómica
  • linha de rumoa line cutting all meridians at a constant angle
  • curva loxodrómicaa line cutting all meridians at a constant angle
  • loxodromiaa line cutting all meridians at a constant angle
Russian локсодрома, локсодромия
  • локсодрома (loksodroma)a line cutting all meridians at a constant angle
  • локсодромия (loksodromija)a line cutting all meridians at a constant angle
Swedish loxodromlinje
  • loxodromlinjea line cutting all meridians at a constant angle
Cite this entry
APA

rhumb line. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/rhumb%20line

MLA

“rhumb line.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rhumb%20line. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “rhumb line,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/rhumb%20line.

Source: rhumb line on Wiktionary, CC BY-SA 4.0.