cepstrum

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/ˈkɛpstɹəm//ˈsɛpstɹəm//ˈkɛpstɹʌm//ˈsɛpstɹʌm/

noun

The inverse Fourier transform of the logarithm of a magnitude spectrum; used especially in voice analysis.

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Meanings

nouncepstrum (plural cepstra)

plural cepstra

  1. computingThe inverse Fourier transform of the logarithm of a magnitude spectrum; used especially in voice analysis.

Origin

From a reversal of the first syllable of the word spectrum.

Full word history & related roots →

Translations

Finnish kepstri
  • kepstriFourier transform of the logarithm of a spectrum
French cepstre
  • cepstreFourier transform of the logarithm of a spectrum
Portuguese cepstro
  • cepstroFourier transform of the logarithm of a spectrum
Russian ке́пстр
  • ке́пстр (képstr)Fourier transform of the logarithm of a spectrum
Spanish cepstrum
  • cepstrumFourier transform of the logarithm of a spectrum

Rhymes & wordplay

Anagrams

spectrum
Cite this entry
APA

cepstrum. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/cepstrum

MLA

“cepstrum.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cepstrum. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “cepstrum,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/cepstrum.

Source: cepstrum on Wiktionary, CC BY-SA 4.0.