a. [ L. ad to + nodus a knot. ] (Her.) Curved somewhat in the form of the letter S. Cussans. [ 1913 Webster ]

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 ]