The most common and most likely answer to this crossword clue is the 8 letter word PARLANDO
I've seen this crossword clue in The Guardian
P
A
R
L
A
N
D
O
More clues leading to the result PARLANDO
Buddy explains!

The straight part
We know that "recitative" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case recitative = parlando.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PARLANDO mean?
PARLANDO noun- A piece of music to be sung or played in the style of a recitative.
- Declamatory in style; in recitative.
- In a declamatory style.