Defn: Of the nature of, or relating to, a node; as, a nodal point. Nodal line, Nodal point, in a vibrating plate or cord, that line or point which remains at rest while the other parts of the body are in a state of vibration.

NODATED No"da*ted, a. Etym: [L. nodatus, p.p. of nodare to make knotty, fr. nodus knot. See Node.]

Defn: Knotted. Nodated hyperbola (Geom.), a certain curve of the third order having two branches which cross each other, forming a node.

NODATION
No*da"tion, n. Etym: [L. nodatio knottiness.]

Defn: Act of making a knot, or state of being knotted. [R.]

NODDER
Nod"der, n.

Defn: One who nods; a drowsy person.

NODDING
Nod"ding, a.

Defn: Curved so that the apex hangs down; having the top bent downward.

NODDLE
Nod"dle, n. Etym: [OE. nodil, nodle; perh. fr. nod, because the head
is the nodding part of the body, or perh. akin to E. knot; cf. Prov.
E. nod the nape of the neck.]