1. Cambrian explosion - Noun
2. Cambrian explosion - Proper noun
Cambrian explosion (plural Cambrian explosions)
(evolutionary biology) The relatively rapid appearance, during the Cambrian Period around 541 million years ago, of most major animal phyla, as demonstrated in the fossil record.
Synonym: biological big bang
Cambrian explosion (plural Cambrian explosions)
(by extension) The rapid appearance of anything.
There has been a Cambrian explosion of cryptocurrencies.
Ediacara biota bear little resemblance to modern lifeforms, and their relationship even with the later lifeforms of the Cambrian explosion is rather difficult to interpret. Source: Internet
The history of biodiversity during the Phanerozoic (the last 540 million years), starts with rapid growth during the Cambrian explosion —a period during which nearly every phylum of multicellular organisms first appeared. Source: Internet
These two points suggest that predators attacked in a selective manner, and the evolutionary arms race which this indicates is commonly cited as a cause of the Cambrian explosion of animal diversity and complexity. Source: Internet