JU'PITER, noun [Latin the air or heavens; Jovis pater.] 1. The supreme deity among the Greeks and Romans. 2. One of the superior planets, remarkable for its brightness. Its diameter is about eighty-nine thousand miles; its distance from the sun, four hundred and ninety millions of miles, and its revolution round the sun a little less than twelve years.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI