ثنى

مَثْنِىٌّ مثنى مثني مثنيي [pass. part. n. of 1; Doubled or folded &c.] ― -b2- أَرْضٌ مَثْنِيَّةٌ Land, or ground, turned over twice for sowing, or cultivating. (Mgh, and A and TA in art. ثلث.)