Word.ws English Dictionary

augmented seventh

augmented seventh noun: an interval that is equivalent to widening a major seventh by one chromatic semitone. In twelve-tone equal temperament, it is equivalent to an octave.

Noun

augmented seventh (plural augmented sevenths)

  1. an interval that is equivalent to widening a major seventh by one chromatic semitone. In twelve-tone equal temperament, it is equivalent to an octave.
    • An augmented seventh on C:
      1

Forms of augmented seventh

pluralaugmented sevenths

Questions about augmented seventh

What does augmented seventh mean?
Augmented seventh means an interval that is equivalent to widening a major seventh by one chromatic semitone. In twelve-tone equal temperament, it is equivalent to an octave.
What part of speech is augmented seventh?
Augmented seventh is a noun.
What is the plural of augmented seventh?
The plural of augmented seventh is augmented sevenths.

Words near augmented seventh in the dictionary

  1. augmented octaves
  2. augmented realities
  3. augmented reality
  4. augmented second
  5. augmented seconds
  6. augmented seventh
  7. augmented sevenths
  8. augmented sixth
  9. augmented sixth chord
  10. augmented sixth chords
  11. augmented sixths

Source and license

Adapted from Wiktionary: augmented seventh (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “augmented seventh.” Word.ws, https://word.ws/augmented_seventh. Based on Wiktionary, CC BY-SA 4.0.