'glader' definitions:

Definition of 'glader'

From: GCIDE

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]