### Clue: Changes in volume, namely before coda in revised score (10)
### Answer: CRESCENDOS 
 ### Explanation: Definition: Changes in volume
 [ SC(abbrev. for "silicet"/that is to say/namely) **plus**(before) END(coda/in music, the concluding passage of a movement) ] **contained in**(in) **anagram of**(revised) SCORE.
Defn: Gradual increase in volumes.