English

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

 

spectrum analysis

 noun
noun
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