¹ Source: wiktionary.com
Definition of Planets
1. planet [n] - See also: planet
Medical Definition of Planets
1. Heavenly bodies with their own motion among the stars, revolving, in the case of the solar system, around the sun, along the plane of the ecliptic. They are grouped into inner planets and outer planets, based on distance from the sun and common characteristics. (12 Dec 1998)