Meaning of PRINCIPLE OF SUPERPOSITION

WordNet Dictionary
	Definition:		[n]  the displacement of any point due to the superposition of wave systems is equal to the sum of the displacements of the individual waves at that point; "the principle of superposition is the basis of the wave theory of light" [n]  (geology) the principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest
	Synonyms:		Huygens' principle of superposition, superposition
	See Also:		principle, rule