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Note value

arts Maturity 11-13 Next article →

In music notation, a note value indicates the relative duration of a note. This system tells a musician how long a sound should last compared to other sounds.

parts of a note
parts of a note

Musicians use specific symbols to represent these lengths. These symbols change based on the texture of the notehead, the presence of a stem, and the use of flags, beams, or hooks. The system relies on fractional powers of two. For example, a note might represent a whole, one-half, or one-fourth duration. When a musician needs to be silent for a specific amount of time, they use a rest. A rest is a symbol that indicates a silence of an equivalent duration to a note.

whole rest
whole rest

The visual appearance of a note determines its value. A notehead is the main body of the symbol. A stem is a vertical line attached to the notehead.

Half note with upwards stem
Half note with upwards stem

Stems can point up or down. Usually, a stem goes down if the notehead is on or above the center line. For very long notes like the longa or maxima, the stems are almost always written pointing downward. Faster notes often use flags or beams. A single fast note might have a flag attached to its stem.

8thNote
8thNote

When two or more fast notes appear together, they are often joined by a beam.

beamed notes
beamed notes

This grouping makes the rhythmic patterns easier for a musician to read quickly.

Note values exist in a long hierarchy of lengths. The longest common notes include the maxima and the longa.

longa
longa

The breve, or double whole note, is also quite long.

Double whole note
Double whole note

Moving into more common territory, we find the whole note, also called a semibreve.

Semibreve
Semibreve

This is followed by the half note, or minim. Below these are the quarter notes, known as crotchets, and the eighth notes, or quavers.

crotchet rest plain-svg
crotchet rest plain-svg

The hierarchy continues into even smaller divisions. These include sixteenth notes (semiquavers), thirty-second notes (demisemiquavers), and sixty-fourth notes (hemidemisemiquavers). Theoretically, one could create even shorter notes by adding more flags, but these are very rare in actual music.

Musicians can also modify a note's duration using dots. Adding a single dot after a note increases its duration by half. This makes the note one and a half times its original length.

Half note with upwards stem
Half note with upwards stem

If you add two dots, the note becomes one and three-quarters times its original length. A rare third dot makes the note one and seven-eighths times its original length. In the 18th century and earlier, the exact amount a dot added could vary depending on the musical context. In modern transcriptions of medieval music, a vertical double dot is often used. This simplifies notation by lengthening an already dotted note by half. For instance, a dotted half note that normally lasts six quarter notes would last nine quarter notes if it were vertically double-dotted.

The history of these symbols spans many centuries. In early Gregorian chant, note shapes existed but did not indicate specific durations.

8thNote
8thNote

Around 1250, Franco of Cologne invented a system where different symbols represented different durations. His system often used a ratio of three. In 1320, Philippe de Vitry described the Ars nova system. This system allowed for ratios of 2:1 or 3:1 using mensural time signatures. Around 1450, musicians transitioned to white mensural notation, using white outline noteheads. By approximately 1600, the modern notational system was generally adopted. This era introduced barlines and the standard way of writing multipart music in scores.

Language plays a significant role in how we name these values. Many British names have roots in English Renaissance music and Latin. The term 'longa' means 'long,' while 'breve' comes from the Latin 'brevis,' meaning 'short.'

breve rest
breve rest

The 'minim' comes from 'minimus,' meaning 'very small.' The term 'quaver' refers to the fast, shaking effect of quick notes. Other names use prefixes like 'semi-', 'demi-', and 'hemi-', which mean 'half' in Latin, French, and Greek. Interestingly, some names describe the physical shape of the symbol. For example, the 'crotchet' comes from an Old French word for a 'little hook.'

Note values connect the mathematical concept of time to the art of sound. By using these precise symbols, musicians can coordinate complex rhythms. This allows many performers to play together in perfect synchronization. The system turns abstract time into a visual language that anyone can learn. Whether a note is a long, sustained sound or a tiny, rapid tap, the notation ensures the artist knows exactly how to shape the music.

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🖼️ Images & Media (28)
File:parts of a note.svg
parts of a note.svg
File:Music-octwholenote.svg
Music-octwholenote.svg
File:Maxima rest.svg
Maxima rest.svg
File:longa.gif
longa.gif
File:longa rest.svg
longa rest.svg
File:Double whole note.svg
Double whole note.svg
File:breve rest.svg
breve rest.svg
File:Semibreve.svg
Semibreve.svg
File:whole rest.svg
whole rest.svg
File:Half note with upwards stem.svg
Half note with upwards stem.svg
File:half rest.svg
half rest.svg
File:Quarter note with upwards stem.svg
Quarter note with upwards stem.svg

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