“system of coordinates”

The following 3 entries include the term system of coordinates.

ecliptic system of coordinates

: a system of celestial coordinates based on the ecliptic compare celestial latitude, celestial longitude

equator system of coordinates

: the system of celestial coordinates based on the celestial equator, its coordinates being declination and right ascension

horizon system of coordinates

: a system of celestial coordinates based on the observer's horizon with its coordinates being altitude and azimuth


Challenging Standardized Test Words

  • high school student holding a pencil leaning over a sat test
  • Despite the cacophony, the student tried to study.
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.

Pick the best words!

PLAY
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!