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Reef

Reef

WordNet



noun


(1)   A rocky region in the southern Transvaal in northeastern South Africa; contains rich gold deposits and coal and manganese
(2)   A submerged ridge of rock or coral near the surface of the water

verb


(3)   Reduce (a sail) by taking in a reef
(4)   Roll up (a portion of a sail) in order to reduce its area
(5)   Lower and bring partially inboard
"Reef the sailboat's mast"
Wiktonary



Noun


  1. A chain or range of rocks lying at or near the surface of the water.
  2. & (South Africa) A large vein of auriferous quartz; hence, any body of rock yielding valuable ore.
  3. An arrangement to reduce the area of a sail in a high wind.
  4. A reef knot.

Verb



  1. To take in part of a sail in order to adapt the size of the sail to the force of the wind.