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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

A coral reef shaped like a ring or horseshoe.

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Usage examples (37)
  • The water near the atoll was bright blue and still.
  • Below it, the atoll was a tiny bull's eye in a huge target.
  • Inside the atoll is a large lagoon with shallows and pools 1 to 5 m deep.
  • But men are more nicely sensible of a discomfort; and the atoll is a discomfortable home.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.