Etymology
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Paleozoic (adj.)

in reference to the geological era between the Precambrian and the Mesozoic, a geological series characterized by the earliest record of modern life forms, 1838, coined by Adam Sedgwick (1785-1873) from paleo- "ancient" + Greek zoe "life" (from PIE root *gwei- "to live") + -ic.

updated on December 16, 2019

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