Precambrianadjective
uk/ˌpriːˈkæm.bri.ən/us/ˌpriːˈkæm.bri.ən/specializedfrom or referring to the earliest period of time, between about 4,600 and 543 million years ago, from when the earth was formed until the first simple forms of life appeared:
Precambrian time
Precambrian rocks
Thesaurus: synonyms and related words
Geology - general words
- anticline
- aquifer
- auriferous
- Cambrian
- cementation
- compaction
- continental crust
- continental drift
- Cretaceous
- crustal
- deposition
- earth science
- fold
- geology
- Pleistocene
- Pliocene
- Quaternary
- rocky
- subduction
- subduction zone
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the Precambrian
noun [ S ] ukus
the Precambrian period of time