The most common and most likely answer to this crossword clue is the 2 plus 6 letter word ST HELENA
I've seen this crossword clue in The Times
S
T
H
E
L
E
N
A
More clues leading to the result ST HELENA
- Groups of experts, heading off back round the Atlantic island
- The lanes winding around remote island
- Society cheers, receiving Trojan’s prize in place of emperor?
- Swimming seal, then, is somewhere in the Atlantic
- One clubber picked up going round the island
- Small article girl got from Atlantic island
- Good man, Leonard — he’s living within a distant island
- Sale then free-for-all where Napoleon once lived
- Constantine’s mother’s powerless trained elephants
- Island where the lanes are windy?
Buddy explains!
The straight part
We know that "Atlantic island" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case atlantic island = st helena.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.