- (a.) Of or pertaining to Cambria or Wales.
- (a.) Of or pertaining to the lowest subdivision of the rocks of the Silurian or Molluscan age; -- sometimes described as inferior to the Silurian. It is named from its development in Cambria or Wales. See the Diagram under Geology.
- (n.) A native of Cambria or Wales.
- (n.) The Cambrian formation.