Gladen \Gla"den\, n. [AS. gl[ae]dene, cf. L. gladius a sword. Cf. {Gladiole}.] (Bot.) Sword grass; any plant with sword-shaped leaves, especially the European {Iris f[oe]tidissima}. [Written also {gladwyn}, {gladdon}, and {glader}.] [1913 Webster]
Gladwyn \Glad"wyn\, n. (Bot.) See {Gladen}. [1913 Webster]