
1) Attach 2) Attach in Italian 3) Attach but in Italian 4) Attach but Italian 5) Italian musical term 6) Musical term in Rome 7) Musical term to an Italian 
Found on 
https://www.crosswordclues.com/clue/attacca

 attack or attach; go straight on; i.e., at the end of a movement, a direction to attach the next movement to the previous one, without a gap or pause
Found on 
http://en.wikipedia.org/wiki/Glossary_of_musical_terminology

• Attack at once; -- a direction at the end of a movement to show that the next is to follow immediately, without any pause.
Found on 
http://thinkexist.com/dictionary/meaning/attacca/

attack or attach; go straight on; i.e., at the end of a movement, a direction to attach the next movement to the previous one, without a gap or pause
Found on 
http://www.encyclo.co.uk/local/22287
At·tac'ca [ Italian , from 
 attaccare to tie, bind. See 
 Attach .] 
 (Mus.) Attack at once; -- a direction at the end of a movement to show that the next is to follow immediately, without any pause. 
Found on 
http://www.encyclo.co.uk/webster/A/141

attacca 
Found on 
http://www.musictheory.org.uk/res-musical-terms/italian-musical-terms.php

In music, attacca is a direction at the end of a movement to show that the next is to follow immediately, without any pause.
Found on 
http://www.probertencyclopaedia.com/browse/VA.HTM

attack or attach; go straight on; i.e., at the end of a movement, a direction to attach the next movement to the previous one, without a gap or pause
Found on 
http://www.translationdirectory.com/glossaries/glossary307.php

go on to the next
Found on 
https://www.encyclo.co.uk/local/22288

begin immediately (directing a performer to go without pause to the next section).
Found on 
https://www.infoplease.com/dictionary/attacca
  No exact match found.