augmented fourth
Word Rarity
Rare
Frequency: Zipf frequency 3.48 in modern English
25
Scrabble Score
15
Letters
4
Syllables
12
Unique Chars
Meaning
noun
A type of tritone in musical composition. It spans four diatonic scale degrees like a perfect fourth but with an extension of a chromatic semitone. The number of diatonic degrees it spans is what distinguishes it from a diminished fifth.
Example Sentences
- "e.g. C - F is a perfect fourth, C - F# is an augmented fourth, and C - F♭ is a diminished fourth."
- "An augmented fourth on C: 1"