Colla parte

Colla parte ("with the part") instructs the accompanist, orchestra, or ensemble to follow the soloist's tempoTempoThe speed at which a piece of music is performed.View full entry → and phrasingPhrasingThe way a performer shapes a musical sentence by controlling dynamics, timing, and articulation to…View full entry → rather than maintaining a strict independent pulse. This marking appears frequently in operatic arias, concertoConcertoA large-scale composition for solo instrument and orchestra, typically in three movementsView full entry → cadenzas, and Romantic-era songs where the soloSoloA passage for a single performer, with or without accompaniment.View full entry → voice or instrument takes expressive liberties with the rhythmRhythmThe pattern of sounds and silences in time.View full entry → — rubatoRubatoFlexible, stolen timeView full entry →, fermatas, and spontaneous accelerations — that the accompaniment must mirror in real time.