The most common and most likely answer to this crossword clue is the 4 letter word ARRS which also is the latest solution we found used in New York Times in 1983.
Air-terminal signs: Abbr crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| ARRS | 100 % | 4 | 
Words with a meaning similar to the clue: Air-terminal signs: Abbr
These words may or may not be a possible solution to this crosswords clue.- eta
 - etd
 - faa
 - epa
 - atm
 - psi
 - gca
 - span
 - alveolus
 - btu
 - term
 - gate
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution