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loxodrome

loxodrome

9.9
A line on a globe that keeps the same compass direction and spirals toward a pole
  • noun
  • /ˈlɒksəˌdroʊm/
  • Specialized
: loxodromia
  • The navigator plotted a loxodrome to ensure the ship maintained a constant compass direction across the ocean.

Examples

  • On a globe, a loxodrome spirals towards the pole, never actually reaching it.

  • Unlike a great circle, a loxodrome does not represent the shortest distance between two points on a sphere.

  • A loxodrome is essential for navigation at sea.

  • The concept of a loxodrome helps sailors maintain a constant course.

  • The navigator plotted a loxodrome to ensure the ship maintained a constant compass direction across the ocean.

  • On a globe, a loxodrome spirals towards the pole, never actually reaching it.

  • Unlike a great circle, a loxodrome does not represent the shortest distance between two points on a sphere.

Synonyms

rhumb line
vsloxodrome
  • Specialized
1 9.9

A path on Earth that keeps the same compass direction

is the same path but named with a different technical term
rhumb
vsloxodrome
  • Specialized
1 9.9

A line on Earth's surface that crosses north-south lines at the same angle to keep a steady compass direction

is the same path but labelled using another specific term

Surface Forms

loxodrome singular
loxodromes plural

Morphology

loxodrome = loxo + drome

The word is built from classical elements meaning roughly 'slant-course', but these parts are not recognizable English morphemes for most learners, so the navigational meaning is not inferable from them.

Etymology

The word loxodrome comes from Greek parts loxos 'slant' and dromos 'course', the same -drome you see in hippodrome ('horse track') and aerodrome ('old word for airfield'). So a loxodrome is a 'slanting course' on a globe, a path that keeps the same compass angle and spirals toward the pole.