Proterozoic
pronunciation
How to pronounce Proterozoic in British English:
UK [ˌprɔtərəˈzəuik]
How to pronounce Proterozoic in American English:
US [ˌprɑtərəˈzoɪk, ˌprotə-]
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- Adjective:
- formed in the later of two divisions of the Precambrian era
Word Origin
- Proterozoic (adj.)
- 1880, from protero- + zoic.
Example
- 1. Some problems concerning proterozoic structure and strata of the sino-korean old land .
- 2. In addition to the whole school full of the purple matrix array also learn full satisfaction proterozoic .
- 3. Archean mantle fragments in proterozoic crust , western gneiss region , norway .
- 4. Wind bearing co. , ltd. hubei proterozoic .
- 5. In the grand canyon , the cambrian tapeats sandstone is nearly flat-lying , and overlies tilted proterozoic sedimentary rock .