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ba·salt
 basalt
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- pronunciation:
- b
sawlt
- features:
- Word Explorer
| part of speech: |
noun |
| definition: |
Basalt is a heavy, dark-colored rock made by volcanoes. It is the main type of rock found along the bottom of the ocean. You can see basalt forming when lava flows down a volcano and cools.
玄武岩
My friend in Hawaii said that the islands of Hawaii were made from volcanoes and that all of the rocks she finds there are made of basalt or have basalt in them. |
| derivation: |
basaltic (adj.) |
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