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 (ä-chĕl′ə-rän′dō) Music
adv. & adj.
Gradually accelerating or quickening in time. Used chiefly as a direction.
n. pl. ac·cel·er·an·dos
An accelerando passage or movement.

[Italian, present participle of accelerare, to hasten, from Latin accelerāre; see accelerate.]


(ækˌsɛləˈrændəʊ) music
adj, adv
(Classical Music) (to be performed) with increasing speed
n, pl -dos
(Classical Music) an increase in speed


(ækˌsɛl əˈræn doʊ, -ˈrɑn-, ɑˌtʃɛl-)

adv., adj.
gradually increasing in speed (used as a musical direction).
[1835–45; < Italian < Latin accelerandus, ger. of accelerāre to speed up]


getting gradually faster
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.accelerando - a gradually increasing tempo of musicaccelerando - a gradually increasing tempo of music; "my ear will not accept such violent accelerandos"
pacing, tempo - (music) the speed at which a composition is to be played
Adj.1.accelerando - gradually increasing in tempoaccelerando - gradually increasing in tempo  
increasing - music
Adv.1.accelerando - with increasing speedaccelerando - with increasing speed; "here you must play accelerando"
music - an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner
References in periodicals archive ?
For example, one difficult clarinet passage calls for accelerando on a repeated note with varying degrees of breathy sound, flutter-tongue, and crescendo.
The preludes, while following the established trend of writing one prelude in each of the major and minor keys, also employ 20th-century compositional techniques such as planing, quartal and quintal harmonies, unmetered pieces, feathered beam accelerando and time brackets.
Indeed, Licad astounded up to the end with the last ascending scale and bombastic octave work building up in accelerando in which the passages could not have accelerated in velocity any more than Licad played.
There is also an element of plainchant in Shostakovich's Fifth Symphony, probably one of the most ubiquitous of all 20th century symphonies, but here, again, emerging as newly minted, with a flowing sense of forward momentum and delicate dynamic nuances - and, as the finale shrilled into action, a hairraising accelerando.
Here one finds a table of 12-tone row permutations; a sketch in which the composer worked out the rotational chord; an excerpt from the narrator's part as it approaches the choral entrance; a note in which the composer calculated tempo markings for the accelerando at the same passage; and a sketch of the unison choral part.
The piano ends the song with a repeated sixteenth note chord figure accelerando e cres.
Ivan Fischer, a pupil of Swarowsky's, noted that: " Toscanini was the first one to keep strictly to the score; he did not tolerate a rallentando or accelerando unless it was prescribed by the composer.
This stunning achievement, which may seem "mystically" rendered to some, is in fact mathematically built into tonality Not only is the dominant an overtone of the tonic, but the numerical ratio of their vibrating sounds is 3:2, which of course yields not only the basic duple and triple time of classical rhythm but of Western poetic meters, so that anticipations and suspensions of dissonances can be mirrored in the scored syncopations of the rhythm, the ritardando and accelerando of the performance.
Hugo and Locus Award winner Charles Stross is the author of singularity sky (2003), Accelerando (2005), Rule34 (*** Mar/Apr 2012), and a handful of novels and novellas in The Laundry Files, as well as The rapture of the Nerds (2012), a collaboration with Cory Doctorow.
The accelerando and ritenuto of each phrase needs to feel uncontrived, a natural speeding up and slowing down within the given notes.
Apropos of life in Rome, his tempo veers dizzily between relaxed and accelerando, more often in the latter lane, propelled by buoyant Italian pop hits like the kick off, "Volare.