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REEF

Definition:

1. [noun] a submerged ridge of rock or coral near the surface of the water
   
   
2. [noun] a rocky region in the southern Transvaal in northeastern South Africa; contains rich gold deposits and coal and manganese
   Synonyms: Witwatersrand, Rand, Reef
   
   
3. [verb] lower and bring partially inboard; "reef the sailboat's mast"
   
   
4. [verb] roll up (a portion of a sail) in order to reduce its area
   
   
5. [verb] reduce (a sail) by taking in a reef
   
   

Synonyms:

• Search for synonyms for REEF

Related Words:

• coral reef

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