accelerando Ah-chel-lah-RAHN-doe Your browser does not support the audio element. [ Italian ] Definition Gradually accelerating or getting faster. Abbreviated by accel. or accelº. More about tempo-terminology. See Also [Abbreviation] accel. [Abbreviation] accelº [French] pressez Share Share on Facebook (opens in a new tab) Share on X (opens in a new tab) Last Updated: 2016-04-28 21:18:53