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Multi-word Results
| barrier reef |
a ridge of coral running parallel to a coast. |
| coral reef |
a mound or ridge of coral skeletons and calcium deposits that forms in warm, shallow sea waters. |
| 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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