The Collaborative International Dictionary of English v.0.48:

Foliate \Fo"li*ate\, a. [L. foliatus leaved, leafy, fr. folium
   leaf. See Foliage.] (Bot.)
   Furnished with leaves; leafy; as, a foliate stalk.
   [1913 Webster]

   Foliate curve. (Geom.) Same as Folium.
      [1913 Webster]