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There are 2 eleven-letter words beginning with PROTEROZO

proterozoic Proterozoic

3 definitions found

  • proterozoic — adj. Alternative form of Proterozoic.
  • Proterozoic — adj. (Geology) Of or relating to the geologic eon from 2,500 Ma… — prop.n. (Geology) The eon from 2,500 Ma to 541.0±1.0 Ma, the beginning…
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