Science / Geology / Geosyncline: A major downwarp in the Earth's crust, usually more than 1000 kilometers in length, in which sediments accumulate to thicknesses of many kilometers. The sediments may eventually be deformed and metamorphosed during a mountain-building episode.
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Science / Geology / Miogeosyncline: A Geosyncline that is situated near a craton and receives chemical and well-sorted elastic sediments from the continent. MORE


Science / Geology / Eugeosyncline: The seaward part of a geosyncline: characterized by clastic sediments and volcanism. MORE