RhymeZone: aratus definitions

Definitions of Aratus:

noun: (Greek mythology) A healer and a son of Asclepius and his lover, Aristodama, and the paternal halfbrother of Aceso, Aglaea, Hygieia, Iaso, Meditrina, Panacea, Machaon, Podaleirios, Telesphoros.
noun: An ancient Greek didactic poet.

(Definitions from Wiktionary)