D defs.my
Entry 1 sense Webster, 1913

Rallentando

/(räl`lĕn*tän"dō̇)/ · Ral·len·tan·do · IPA
01 a. Slackening; -- a direction to perform a passage with a gradual decrease in time and force; ritardando.
  1. 1.
    Slackening; -- a direction to perform a passage with a gradual decrease in time and force; ritardando.(Mus.)