rift valley
(rift-val-ley)
3 syllables
Definition
noun. A large elongated depression with steep walls formed by the downward displacement of a block of the earth's surface between nearly parallel faults or fault systems.
Example Sentence
The Great Rift Valley in Africa is one of the most well-known rift valleys in the world.
More Example Sentences
Scientists study rift valleys to understand the processes of plate tectonics.
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rift valley
