Permianadjective
uk/ˈpɜːmi.ən//ˈpɝːmi.ən/specializedfrom or referring to the period of time between about 290 and 250 million years ago, in which large reptiles and amphibians appeared, and that ended with most species on earth becoming extinct (= dying out completely):
the Permian period
Permian rocks
Thesaurus: synonyms and related words
Geology - general words
- aquifer
- auriferous
- Cambrian
- cementation
- compaction
- continental crust
- continental drift
- Cretaceous
- crustal
- deposition
- earth science
- fold
- geology
- Pliocene
- Precambrian
- Quaternary
- rocky
- subduction
- subduction zone
- the Anthropocene
See more results »
You can also find related words, phrases, and synonyms in the topics:
Prehistory
the Permian
noun [ S ] ukus
the Permian period