Main definitions of Draco in English

1A large northern constellation (the Dragon), stretching around the north celestial pole and said to represent the dragon killed by Hercules. It has no bright stars.

1. 1.1as genitive Draconis /drəˈkəʊnɪs/Used with preceding letter or numeral to designate a star in the constellation Draco.
   ‘the star Gamma Draconis’

(7th century BC), Athenian legislator. His codification of Athenian law was notorious for its severity in that the death penalty was imposed even for trivial crimes.