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| Rubato gives melody and tempo expressive freedom while the underlying pulse preserves the phrase’s musical coherence. |
| Etymology | From the Italian rubare, “to steal”: tempo rubato literally means “stolen time”. |
|---|---|
| Definition | Expressive flexibility in musical time during performance, without the loss of rhythmic and phrase-level coherence. |
| Principal function | To shape melodic breathing, harmonic tension, climaxes, and the direction of a phrase. |
| Main forms | Melodic rubato over a relatively steady accompaniment, and structural or agogic rubato in which the entire musical texture changes pace. |
| What it can affect | The duration of a note, the placement of melody against accompaniment, the local tempo, and the proportions of a complete phrase. |
| Governing principle | Freedom serves musical syntax; it is not random or continuous instability of tempo. |
| Notation | It may be marked rubato or tempo rubato, but often arises from style, phrasing, and performance tradition. |
| Distinct from | Ritardando, rallentando, and accelerando, which specify a clearer direction of tempo change. |
| Main aural characteristic | Time seems to expand, contract, or shift while the phrase continues to sound organic. |
| Representative repertoire | Seventeenth- and eighteenth-century vocal music, Mozart, Chopin, Liszt, Schumann, Brahms, Rachmaninoff, and Debussy. |
What Is Rubato?
Rubato is the expressive shaping of musical time by a performer. A note may be held slightly longer, a passage may momentarily move forward, or a melody may be placed just before or after its accompaniment. The result is neither a new written note value nor necessarily a general change of tempo. It is the transformation of metrically organized duration into a living phrase.
Its essence lies in the relationship between freedom and continuity. Rubato does not abolish the pulse; it makes the pulse flexible. The listener can still perceive the metre, harmonic arrivals, and overall direction even when the musical surface temporarily departs from perfectly even timing.
What “Stolen Time” Really Means
The Italian expression tempo rubato literally means “stolen time”. This metaphor gave rise to the familiar idea that time taken from one place should be restored in another. The principle describes many performances well: a slight delay on an expressive note may be balanced by a gentle quickening before the close of the phrase.
It is not, however, an absolute system of rhythmic bookkeeping. Historical practice encompasses both local displacements that are recovered almost immediately and broader changes of pace whose balance becomes perceptible across a longer span. What matters is not the mechanical repayment of every fraction of a second, but the preservation of proportion, syntax, and a convincing trajectory through the work.
Two Different Practices of Musical Time
The history of the term does not describe a single technique. Two fundamental practices exist under the same name, and they are often combined within one performance.
Melodic rubato over a steady accompaniment. The melodic voice gains temporal independence while the bass or accompaniment maintains a relatively stable pulse. The lines do not always coincide with absolute vertical precision: the melody may delay, anticipate, or prolong a note before rejoining the accompaniment. This practice is closely associated with singing, eighteenth-century performance, and much of the Chopin piano tradition.
Structural or agogic rubato. The entire musical texture slows down or moves ahead together. The change may underline harmonic tension, a climax, a transition, or the close of a section. Here, rubato comes closer to a broader flexibility of tempo, though it is not necessarily identical to a written ritardando or accelerando.
The distinction is crucial. In the first practice, expression arises from a temporary lack of alignment between melody and accompaniment. In the second, it arises from the shared motion of all voices within a changing tempo.
From Vocal Art to the Keyboard
The practice predates the widespread use of the term itself. In Italian vocal music of the seventeenth and early eighteenth centuries, singers shaped time in response to text, breathing, and rhetorical intensity. In his 1723 treatise Opinioni de’ cantori antichi e moderni, Pier Francesco Tosi describes the accomplished singer who can “steal” time and return it artfully while the bass continues with exact regularity.
The same principle passed into keyboard playing. In a letter written in Augsburg on 23–25 October 1777, Wolfgang Amadeus Mozart discusses the rubato of an Adagio and stresses that the left hand should remain unaware of it. The remark documents an unmistakably asynchronous practice: the right hand, carrying the melody, moves freely while the left hand keeps time.
Such temporal independence did not mean careless coordination. It demanded a strong sense of metre, allowing the melody to depart from the common grid without losing its relation to it. Rubato was therefore the result of greater rhythmic control, not the absence of control.
Chopin and the Coexistence of Two Traditions
Frédéric Chopin stands at the centre of the modern history of rubato, yet his performance practice cannot be reduced to a single formula. Accounts by pupils and contemporaries, collected by Jean-Jacques Eigeldinger, frequently describe a left hand acting as a steady “conductor” while the right hand sings freely. The familiar image of a tree —its trunk firm, its branches moving in the wind— captures this relationship, although it should not be treated as a literal instruction for every bar.
At the same time, Chopin’s music also calls for broader changes of pace. Climaxes, transitions, thematic returns, and closing gestures may affect the whole texture. In the Nocturnes, Mazurkas, Ballades, and Preludes, melodic rubato therefore coexists with structural flexibility of tempo.
Later tradition sometimes idealized and sometimes distorted this freedom. An exaggerated delay at every expressive point can fragment the phrase, while excessively strict playing removes the music’s affinity with bel canto and dance. Historically informed interpretation does not impose one solution; it asks which temporal practice serves each musical context.
How Rubato Works within a Phrase
Rubato gains meaning when it is tied to specific functions within a phrase. It can give space to a climactic note, intensify a chromatic dissonance, accelerate the approach to a cadence, or create a small breath between two sections. Temporal change then becomes the musical equivalent of punctuation and emphasis in speech.
Harmony often provides the surest guide. A dominant, a suspension, or an unexpected modulation may sustain greater temporal pressure than an ordinary passing chord. Similarly, the melodic curve suggests whether time should accumulate before a climax or be released after it.
Rubato also changes the perception of musical form. An almost imperceptible broadening can make a return sound inevitable or separate two thematic areas without an external pause. Because its precise duration cannot be fully encoded in notation, rubato is one of the places where analytical understanding becomes performance most directly.
Rubato and Related Performance Markings
Ritardando and rallentando usually indicate progressive slowing, while accelerando indicates progressive quickening. Rubato does not prescribe a single direction: it may involve delay, anticipation, displacement between voices, or a combination of these. A rallentando or accelerando may form part of a larger rubato, but the terms are not synonymous.
An agogic accent is an emphasis created through a slight lengthening of duration. It is one of rubato’s most subtle resources, especially when an important note is stressed through additional time rather than additional loudness. Tempo primo or a tempo, by contrast, indicates a return to an earlier or principal tempo after a more clearly defined change.
Beyond the Solo Piano
Although rubato is often associated with Romantic piano playing, it belongs to a much wider range of performance practices. In song, breathing and verbal inflection can displace the vocal line against the accompaniment. In chamber music, temporal freedom becomes a matter of collective negotiation: the players must share a direction without eliminating flexibility.
In orchestral music, rubato depends on the conductor’s gesture, the ensemble’s aural response, and the clarity of internal pulses. In opera, the conductor coordinates the rhetorical freedom of the voice with the complexity of the orchestral writing. Even in repertoire that calls for a stricter tempo, small agogic inflections can articulate a cadence or illuminate an inner voice, provided that they accord with the style.
Rubato in the Age of Recording
Early recordings transformed the study of rubato because they preserved aspects of a performance culture that theoretical texts cannot fully describe. Robert Philip’s research showed that many performers of the early twentieth century used broader tempo changes, greater asynchrony between melody and accompaniment, and more pronounced temporal articulation than became customary later.
Recordings are not neutral windows onto the nineteenth century: technical limitations, the duration of the medium, and studio aesthetics influenced performance. They nevertheless remain irreplaceable evidence of how differently musical time could be organized. Comparing early and modern interpretations reveals that our sense of “natural” rhythm is historically variable.
Freedom and Interpretive Judgement
Convincing rubato is not measured by the size of a deviation, but by its necessity. Temporal change should arise from melody, harmony, form, style, and the acoustics of the performance space. When it is applied as a recurring personal mannerism —the same slowing at every climax, the same delay on every loud note— it ceases to interpret the work and begins to obscure it.
Freedom also presupposes the ability to return. A performer must continue to feel the pulse even when it is not projected evenly, understand where the phrase is going, and preserve the proportions of larger sections. Rubato is therefore a fundamental test of musical judgement: it makes time expressive without making it arbitrary.
🎧 Listening to Rubato
In the following example, listen first for the underlying pulse and then for the behaviour of the melody. Notice whether temporal freedom belongs only to the melodic line or carries the entire texture with it, where it appears, and how it relates to climaxes and cadences.
The most useful kind of listening does not merely identify “slow” and “fast” places. It asks what they do: which note gains weight, which harmony is prolonged, where energy accumulates, and how the music returns to its course. That is where the difference between accidental instability and organically shaped rubato becomes audible.
📚 Further Reading
- Richard Hudson — Stolen Time: The History of Tempo Rubato. The most comprehensive historical study of the term and the different practices it has covered from the eighteenth to the twentieth century.
- Jean-Jacques Eigeldinger — Chopin: Pianist and Teacher as Seen by His Pupils. An essential collection of testimony concerning Chopin’s teaching, phrasing, and use of rubato.
- Sandra P. Rosenblum — “The Uses of Rubato in Music, Eighteenth to Twentieth Centuries”. A concise but substantial survey of the term’s historical meanings and performance applications.
- Robert Philip — Early Recordings and Musical Style. A study of temporal flexibility and other performance practices through recordings made during the first half of the twentieth century.
- Ignacy Jan Paderewski — “Tempo Rubato”. A historical essay from the perspective of a major pianist in the late-Romantic tradition.
🔗 Related Terms
- Tempo: the basic speed and temporal motion of a performance.
- Pulse: the underlying periodic unit by which musical time is organized.
- Ritardando: a progressive slowing of the tempo.
- Rallentando: a gradual slowing or relaxation of temporal motion.
- Accelerando: a progressive quickening of the tempo.
- Agogic accent: emphasis produced mainly by a slight lengthening of duration.
- A tempo: a return to an earlier or principal tempo.
- Phrasing: the way musical statements are organized, articulated, and directed.
📖 References & Sources
This article draws on historical treatises and correspondence, accounts by pupils and editors, reference works, studies of performance practice, and research into early recordings.
Primary Sources
- Tosi, Pier Francesco. Opinioni de’ cantori antichi e moderni. Bologna, 1723.
- Tosi, Pier Francesco. Observations on the Florid Song. Translated by Johann Ernst Galliard. London, 1743.
- Mozart, Wolfgang Amadeus. Letter to Leopold Mozart, Augsburg, 23–25 October 1777.
- Mikuli, Carl, ed. Fr. Chopin’s Pianoforte-Werke. Leipzig: Kistner, 1879.
- Paderewski, Ignacy Jan. “Tempo Rubato.” Reprinted in the Polish Music Journal 4, no. 1, 2001.
Dictionaries and Musicological Studies
- Hudson, Richard. Stolen Time: The History of Tempo Rubato. Oxford: Clarendon Press, 1994.
- Rosenblum, Sandra P. “The Uses of Rubato in Music, Eighteenth to Twentieth Centuries.” Performance Practice Review 7, no. 1, 1994, 33–53.
- Eigeldinger, Jean-Jacques. Chopin: Pianist and Teacher as Seen by His Pupils. Cambridge University Press, 1986.
- Philip, Robert. Early Recordings and Musical Style: Changing Tastes in Instrumental Performance, 1900–1950. Cambridge University Press, 1992.
- Rink, John, ed. Musical Performance: A Guide to Understanding. Cambridge University Press, 2002.
- Randel, Don Michael, ed. The Harvard Dictionary of Music. 4th ed. Harvard University Press, 2003.