Noun principle of superposition has 2 senses

• principle of superposition(n = noun.cognition) superposition, superposition principle - (geology) the principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest; Array
is a kind of principle, rule

• principle of superposition(n = noun.cognition) huygens' 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"
is a kind of principle, rule