from 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:

]]>https://definedictionarymeaning.com/topic/223296/the-precambrianRSS for NodeThu, 04 Jun 2026 06:25:56 GMTFri, 25 Jun 2021 16:24:36 GMT60the 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:

]]>https://definedictionarymeaning.com/post/390340https://definedictionarymeaning.com/post/390340Fri, 25 Jun 2021 16:24:37 GMT