gor·go·nian I. \(ˈ)gȯ(r)|gōnēən, -ōnyən\adjective Etymology:gorgon + -ian 1.often capitalized: of, relating to, or resembling a Gorgon : terrifying 2.[New Latin Gorgonia + English -an]: of or relating to the Gorgonacea II. noun (-s) : a member of the Gorgonacea