Definition of spectrum analysis noun from the Oxford Advanced Learner's Dictionary


spectrum analysis

BrE BrE//ˈspektrəm ənæləsɪs//
; NAmE NAmE//ˈspektrəm ənæləsɪs//
[uncountable, countable] (physics)
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a technique for examining sound, light, vibration, etc., by looking at the different wave frequencies produced
See the Oxford Advanced American Dictionary entry: spectrum analysis