noun pe·ri·od·ogram \ˌpirēˈädəˌgram, ˈpirēədə-\

Definition of periodogram

  1. :  a curve exhibiting graphically the periodicity of any natural or physical phenomenon

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Origin and Etymology of periodogram

International Scientific Vocabulary 1period + -o- + -gram

Seen and Heard

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a trip made at another's expense

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