Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

celestial equator

noun

Definition of celestial equator

  1. :  the great circle on the celestial sphere midway between the celestial poles



1848

First Known Use of celestial equator

1848


Learn More about celestial equator


Seen and Heard

What made you want to look up celestial equator? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

expressing little or no emotion

Get Word of the Day daily email!