1A ridge of jagged rock, coral, or sand just above or below the surface of the sea.
- Below are beautiful coral reefs, turtles, sharks and a clean ocean floor.
- To illustrate the point, Knowlton offers the example of coral reefs, which she describes as the most diverse ecosystems in the world.
- Mostly we dived shallow coral reefs in the order of 12m deep and less.
1.1Australian & South African A metalliferous mineral deposit, especially one that is bedded and contains gold.
- Apparently, three of the Struben brothers' workers were among those who struck gold in the main reef.
- The city's population grew during that decade from 70,000 to over 500,000, as fortunes were won and lost on the nearby gold reefs.
- The story of gold is told in a bus tour taking in the site where Harrison identified the gold reef in Langlaagte.
A coral reef is often curved in the shape of a rib, which is the origin of the word, as it comes from Old Norse rif ‘rib, reef’.
Words that rhyme with reefaperitif, beef, belief, brief, chief, enfeoff, fief, grief, interleaf, leaf, Leif, lief, Mazar-e-Sharif, misbelief, motif, naif, O'Keeffe, seif, Sharif, sheaf, shereef, sportif, Tenerife, thief
Take in one or more reefs of (a sail): reefing the mainsail in strong winds
More example sentences
- Early on, the wind filled to 18 knots and the yachts were forced to reef their mainsails and change headsails under difficult conditions.
- Captain Valentine ordered his men to reef the sails and lower the anchors, while he once again reminded Jose and the young boy about their jobs.
- Tahr perched herself precariously on the window ledge watching the evening activity along the wharves: fishing boats being tied, cargo being unloaded, sails being reefed and mended.
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