The Collaborative International Dictionary of English v.0.48:

Uranus \U"ra*nus\ (-n[u^]s), n. [L. Uranus, Gr. O'yrano`s
   Uranus, o'yrano`s heaven, sky. Cf. Uranium.]
   [1913 Webster]
   1. (Gr. Myth.) The son or husband of Gaia (Earth), and father
      of Chronos (Time) and the Titans.
      [1913 Webster]

   2. (Astron.) One of the primary planets. It is about
      1,800,000,000 miles from the sun, about 36,000 miles in
      diameter, and its period of revolution round the sun is
      nearly 84 of our years.
      [1913 Webster]

   Note: This planet has also been called Herschel, from Sir
         William Herschel, who discovered it in 1781, and who
         named it Georgium Sidus, in honor of George III.,
         then King of England.
         [1913 Webster]

WordNet (r) 3.0 (2006):

Uranus
    n 1: (Greek mythology) god of the heavens; son and husband of
         Gaea and father of the Titans in ancient mythology [syn:
         Ouranos, Uranus]
    2: a giant planet with a ring of ice particles; the 7th planet
       from the sun has a blue-green color and many satellites;
       "Uranus was discovered by William Herschel in 1781"

The Free On-line Dictionary of Computing (30 December 2018):

Uranus

   Hideyuki Nakashima , 1993.  A logic-based
   knowledge representation language.  An extension of Prolog
   written in Common Lisp, with Lisp-like syntax.  Extends Prolog
   with a multiple world mechanism, plus term descriptions to
   provide functional programming.

   (ftp://etlport.etl.go.jp/pub/uranus/ftp).