The most common and most likely answer to this crossword clue is the 5 letter word ATOLL which also is the latest solution we found used in USA Today in 2003.
Circular coral reef crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| ATOLL | 100 % | 5 | 
Words with a meaning similar to the clue: Circular coral reef
These words may or may not be a possible solution to this crosswords clue.- atoll
 - key
 - keys
 - keying
 - boiler
 - eel
 - polyp
 - cay
 - great barrier reef
 - coral reef
 - barrier reef
 - surgeonfish
 
Crossword Answer definitions
ATOLL noun- A type of island consisting of a ribbon reef that nearly or entirely surrounds a lagoon and supports, in most cases, one to many islets on the reef platform. Atolls have a unique geology, so not all islands with a reef and a lagoon are atolls
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution