Hodograph

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Hodograph \Hod"o*graph\, n. [Gr.? path + graph.] (Math.)
     A curve described by the moving extremity of a line the other
     end of which is fixed, this line being constantly parallel to
     the direction of motion of, and having its length constantly
     proportional to the velocity of, a point moving in any path;
     -used in investigations respecting central forces.


     [1913 Webster]