EXAMPLES FROM THE WEB FOR ATOLL
Once more he raised the glass to his eye and gazed toward the inlet of the atoll.
Sanders knew of it, and said they passed it still closer on their way to the atoll.
And search they did, atoll after atoll, until at the end of an hour they were rewarded.
For a trifling sum I could have chartered a schooner and sought the atoll.
The atoll is known, but uncharted, because it is far outside the routes.
With this chart a landlubber could have gone straight to the atoll.
A vast rumbling crash shook the coral foundations of the atoll.
This was in the atoll of Namorik in the Marshall group, and stands alone in my experience.
Here was certainly an atoll; and we were certainly got among the archipelago.
However, we could see the whole of the atoll of the ones we sailed past.
1620s, atollon, from Malayam atolu "reef," probably from adal "closing, uniting." Popularized in present form by Darwin's writings.