Standard Lemma guide

quefrency

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈkwiːfɹənsi/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /ˈkwifɹənsi/

1

noun

Meaning 1

The inverse of the distance between successive lines in a Fourier transform, measured in seconds.

Definition source: English Wiktionary via Wiktextract

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences, signal-processing

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From frequency with the consonant sounds of the first and second syllables switched, perhaps modelled after cepstrum which is derived from spectrum.

Across languages

Translations

2 source translations are retained for this English entry.

  • Finnish: jaatuus — inverse of the distance between successive lines in a Fourier transform
  • French: quéfrence — inverse of the distance between successive lines in a Fourier transform