Pronunciation: ( jā'sun), [key]
1. Class. Myth.a hero, the leader of the Argonauts, who at the request of his uncle Pelias retrieved the Golden Fleece from King Aeëtes of Colchis with the help of Medea.
2. a male given name: from a Greek word meaning “healer.”
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.