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| seepage of water into soil or rock |
| central portion of the earth believed to be composed mainly of iron and nickel in a molten state |
| Main Entry: | cinder cone |
| Part of Speech: | n |
| Definition: | a conically shaped hill formed from volcanic ash and cinders |
| Usage: | geology |
| cinder cone (sĭn'dər) Pronunciation Key
A steep, conical hill consisting of glassy volcanic fragments that accumulate around and downwind from a volcanic vent. Cinder cones range in size from tens to hundreds of meters tall. |