Cambrian

adjective

Cam·​bri·​an ˈkam-brē-ən  ˈkām- 

1

: welsh

2

: of, relating to, or being the earliest geologic period of the Paleozoic era or the corresponding system of rocks marked by fossils of nearly every major invertebrate animal group see Geologic Time Table

Cambrian noun

Examples of Cambrian in a Sentence

Recent Examples on the Web

Oxygen began filling up the atmosphere in copious amounts, allowing life an opportunity to rapidly advance from simple microbes to complex, fascinating creatures in the Cambrian explosion. —Scott Travers, Forbes, 12 Dec. 2024

In 2020, Han joined Cambrian Bio, headquartered in New York City. —Sheryl Estrada, Fortune, 27 Nov. 2024

Digital Archeology The digital photography revolution that occurred around the turn of the century saw a Cambrian explosion of different types and designs of cameras. —Brendan Nystedt, WIRED, 27 Nov. 2024

Trustee area 6 encompasses part of Campbell and San Jose’s Cambrian neighborhood. —Anne Gelhaus, The Mercury News, 18 Nov. 2024

Word History

Etymology

Medieval Latin Cambria Wales, from Middle Welsh Cymry Wales, Welshmen

First Known Use

1603, in the meaning defined at sense 1

Kids Definition

Cambrian

adjective

Cam·​bri·​an ˈkam-brē-ən  ˈkām- 

: of, relating to, or being the earliest period of the Paleozoic era of geological history or the corresponding system of rocks marked by fossils of nearly every major invertebrate animal group see geologic time

Cambrian noun