'Rallentando' definitions:

Definition of 'rallentando'

From: WordNet
adverb
Slowing down; "this passage should be played rallentando"
adjective
Gradually decreasing in tempo [syn: rallentando, ritardando, ritenuto, rit.]

Definition of 'Rallentando'

From: GCIDE
  • Rallentando \Ral`len*tan"do\ (r[aum]l`l[e^]n*t[aum]n"d[-o]), a. [It.] (Mus.) Slackening; -- a direction to perform a passage with a gradual decrease in time and force; ritardando. [1913 Webster]