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View definitions for reef

reef

noun as in underwater or partially submerged ledge

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mass coral die-off is underway and, unless global warming is reversed, large reef systems as we know them will disappear.

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The world's tropical coral reefs have almost certainly crossed a point of no return as oceans warm beyond a level most can survive, a major scientific report announced on Monday.

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For coral reefs, profound and lasting changes are already in motion.

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"This could contribute to changing the way we see the ocean. "We most often talk about whales, coral reefs, and ice caps, but coccolithophores are a vital part of the planet's climate system.

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The archipelago is vulnerable to climate change and is facing rising sea levels, the deterioration of the marine ecosystem -- particularly its coral reefs -- as well as landslides, flooding and drought.

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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

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