- the figure described by the extremity of a vector that has a fixed origin and a position vector equal to the velocity of a moving particle.
Origin of hodograph
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Examples from the Web for hodograph
There is also the extremely ingenious invention of the hodograph.
So that we have in the circling electro-magnetic Aether currents a physical explanation for the Hodograph of any planet.Aether and Gravitation
William George Hooper
Thus for a circular orbit with the centre of force at an excentric point, the hodograph is a conic with the pole as focus.
The annexed fig. 70 exhibits the various cases, with the hodograph in its proper orientation.
In the motion of a projectile under gravity the hodograph is a vertical line described with constant velocity.
- a curve of which the radius vector represents the velocity of a moving particle
C19: from Greek hodos way + -graph
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012