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Precambrian
//priːˈkam.bɹɪ.ən// adj, name, slang
Definitions
Adjective
- 1 Relating to the time and geology dated before the Phanerozoic informal, not-comparable
"When you look at a Precambrian trilobite in the lobby of a New York bank, it is difficult to speculate about its primeval environment."
Proper Noun
- 1 The Precambrian supereon; spanning from the formation of the Earth around 4.6 billion years ago to the emergence of hard-shelled creatures 541 million years ago.
Etymology
Etymology 1
From pre- + Cambrian.
Etymology 2
From pre- + Cambrian.
See also for "precambrian"
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