Cambrian
['kæmbriən]
Definition
(noun.) from 544 million to about 500 million years ago; marine invertebrates.
Editor: Robert--From WordNet
Definition
(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.
Inputed by Kurt
Synonyms and Synonymous
a. Welsh.
n. Welshman, Cambro-Briton.
Checker: Melva
Definition
adj. pertaining to Cambria or Wales: Welsh: the name given by Sedgwick in 1836 to a group or series of sedimentary deposits which come next in order to the ArchéŽn System.—n. an inhabitant of Cambria or Wales.
Typist: Vivienne