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English definition of “dispersion”

dispersion

noun [U]     /dɪˈspɜː.ʃən/ US  /-ˈspɝː-/
formal → disperseSpreading and scattering specialized physics the separation of light into different coloursOptics, microscopy and lasersEyesight, glasses and lenses
(Definition of dispersion noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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