principle of superposition

Noun	1.	principle of superposition - (geology) the principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest superposition principle, superposition principle, rule - a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields" geology - a science that deals with the history of the earth as recorded in rocks
	2.	principle of superposition - 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" Huygens' principle of superposition principle, rule - a rule or law concerning a natural phenomenon or the function of a complex system; "the principle of the conservation of mass"; "the principle of jet propulsion"; "the right-hand rule for inductive fields"

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