Eikonal is the German form of the
Greek
Greek may refer to:
Anything of, from, or related to Greece, a country in Southern Europe:
*Greeks, an ethnic group
*Greek language, a branch of the Indo-European language family
**Proto-Greek language, the assumed last common ancestor of all kno ...
word εἰκών, meaning likeness, icon or image. It can refer to:
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Eikonal equation, a non-linear partial differential equation encountered in problems of wave propagation.
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Eikonal approximation, a method of approximation useful in wave scattering equations.
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Operation Eikonal, an operation conducted by the National Security Agency in collaboration with the Bundesnachrichtendienst.
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