RIGHT ASCENSION as NOUN

1. Meaning
   • an arc of the celestial equator eastward from the vernal equinox
   Hypernyms(s) right ascension is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • celestial equator (what does celestial equator mean?)
   • equinoctial circle (what does equinoctial circle mean?)
   • equinoctial line (what does equinoctial line mean?)
   • equinoctial (what does equinoctial mean?)
2. Meaning
   • (astronomy) the angular distance eastward along the celestial equator from the vernal equinox to the intersection of the hour circle that passes through the body
   • expressed in hours and minutes and second
   • used with declination to specify positions on the
   Synonym(s)
   • celestial longitude (what does celestial longitude mean?)
   • RA (what does RA mean?)
   Hypernyms(s) right ascension is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • angular distance (what does angular distance mean?)