Meaning & use
diatonic
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Meaning
adjectivebefore a nounmusictechnical
Using the seven notes of a standard major or minor scale, without adding the extra notes that lie outside it.
Grammar: Usually comes before a noun: a diatonic melody.
Patterns
- diatonic to something
The folk tune is entirely diatonic, with no sharps or flats outside the key.
Beginners usually learn diatonic scales before moving on to chromatic ones.
The chord is diatonic to the key of C major.
Common combinations
- diatonic scale
- The piano's white keys play a diatonic scale.
- diatonic chord
- Each diatonic chord in a major key is built on a scale note.
- diatonic harmony
- Pop songs often rely on simple diatonic harmony.
- diatonic melody
- A diatonic melody is easy to sing because it stays inside the key.
- diatonic to the key
- The note B is diatonic to the key of C major.
Synonyms and how they differ
- in key
- In key is an everyday phrase for notes that fit a key, while diatonic is the precise theory term.
- scalar
- Scalar describes movement by steps along a scale and does not imply a specific seven-note system.
Opposites
Word family
- diatonically adverb
- in a diatonic way, staying within the scale
- diatonicism noun
- the use of diatonic material in music
- chromatic adjective
- using notes outside the scale; the opposite of diatonic
Commonly confused: diatonic or atonic? diatonic or diatomic?
diatonic vs atonic
Atonic means without tone or without a key center, which is quite different from diatonic.
diatonic vs diatomic
Diatomic is a chemistry word for molecules with two atoms and has nothing to do with music.
Practice
A melody that stays within the notes of its key, with no extra sharps or flats, is called ___.
Choose one answer.
Diatonic means using only the notes of the scale. Chromatic uses notes outside the scale, which is the opposite of what the sentence says.
Make it your own
Write a sentence using “diatonic”, then check it and compare it with the examples above.