Date: 1500-1600
Language: Dutch
Origin: rif

reef

1 noun
     
Related topics: Nature, Geography
reef1 [countable]
SGDN a line of sharp rocks, often made of coral, or a raised area of sand near the surface of the sea:
a proposal to protect several miles of thousand-year-old coral reef

Dictionary results for "reef"
Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.