The most common and most likely answer to this crossword clue is the 10 letter word PALESTRINA
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More clues leading to the result PALESTRINA
- Composer's lightest note in rising melody
- One born near Rome - an Italian composer - not Monaco, not I, that's all wrong
- Lightest rain troubled Italian composer
- A part with lines composed for musician
- Composer wandering in alien parts
- Composer crashed airplane over the road
- Composer limits note in endless chord
Buddy explains!

The straight part
We know that "One born near Rome - an Italian composer" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one born near rome - an italian composer = palestrina.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.