See Also: eikonal(dictionary)

eikonal (iou)



eikonal noun & adjective. E20.
[from Greek eikon image + -AL1.]
Physics.
A. noun. The optical path length of a ray between specified points. Also, the time taken for a wavefront to reach a specified point. E20.
b. adjective.
Designating an expression that gives the eikonal in terms of the wave velocity. M20.
Designating a method of approximately representing the behaviour of particles by means of eikonals. M20.