HaWordNet Explorer
Explore synonyms, antonyms, hypernyms, hyponyms, and semantic relationships for “ha” powered by Princeton WordNet.
noun
(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
noun
the angular separation between two objects as perceived by an observer
noun
the branch of physics that studies celestial bodies and the universe as a whole