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

hour angle

noun

Definition of hour angle

  1. :  the angle between the celestial meridian of an observer and the hour circle of a celestial object measured westward from the meridian



Circa 1837

First Known Use of hour angle

circa 1837


Learn More about hour angle


Seen and Heard

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