The Collaborative International Dictionary of English v.0.48:

Nodated \No"da*ted\, a. [L. nodatus, p. p. of nodare to make
   knotty, fr. nodus knot. See Node.]
   Knotted.
   [1913 Webster]

   Nodated hyperbola (Geom.), a certain curve of the third
      order having two branches which cross each other, forming
      a node.
      [1913 Webster]