The most common and most likely answer to this crossword clue is the 4 letter word OBOE which also is the latest solution we found used in Newsday in 2006.
Its "A" tunes the orchestra crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| OBOE | 100 % | 4 | 
Words with a meaning similar to the clue: Its "A" tunes the orchestra
These words may or may not be a possible solution to this crosswords clue.- mariachi
 - setlist
 - tone
 - toning
 - music
 - ballad
 - harmony
 - hornpipe
 - jingle
 - note
 - disco
 - key
 
Crossword Answer definitions
OBOE noun- A soprano and melody wind instrument in the modern orchestra and wind ensemble. It is a smaller instrument and generally made of grenadilla wood. It is a member of the double reed family.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution