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Multi-word Results
| barrier reef |
a ridge of coral running parallel to a coast. |
| coral reef |
a structure that rises up from the bottom of the sea and is made up of the hard skeletons of tiny sea animals called corals. Coral reefs are found in warm, shallow sea waters around the world. The largest system of coral reefs is found in the Coral Sea off the northeastern coast of Australia. |
| Great Barrier Reef |
the largest coral reef system in the world, located in the Coral Sea off the northeastern coast of Australia. |
| reef knot |
a square knot used to reef sails; flat knot. |
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