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| coc·co·lith [ kókə lìth ] (plural coc·col·iths) |
noun |
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| Definition: |
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microscopic platelet forming shells: a microscopic calcareous platelet that forms the covering for some marine plankton, one form of which makes up chalk deposits
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| [Mid-19th century. < modern Latin Coccolithus< Greek kokkos "grain" + lithos "stone"] |
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