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| miogeosyncline [ m ō jee ō síng klīn ] (plural miogeosynclines) |
noun |
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| Definition: |
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geological depression with no volcanic activity: a long broad depression in the Earth's crust that contains thick sedimentary deposits whose accumulation has been accompanied by little or no volcanic activity.
See also eugeosyncline
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| [Mid-20th century. < Greek meiōn 'less'] |
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