Definition of allargando in English:

allargando

adjective & adverb

  • (especially as a direction) getting slower and slower, and often also fuller in tone.

    • ‘Masur simply, a bit austerely intoned the opening chorale of the Adagio, creating relief for the violins to effortlessly make their line in allargando unison to follow it very compellingly.’
    • ‘There are constant indications in the score of riten, allargando, largamente, and so on, most of which you do seem to observe.’

Origin

Italian, ‘broadening’.

Pronunciation

allargando

/ˌälərˈɡändō/