CAMBRIAN
Welsh, Cambrian
(adjective) of or relating to or characteristic of Wales or its people or their language; “the Welsh coast”; “Welsh syntax”
Welshman, Welsh, Cambrian, Cymry
(noun) a native or resident of Wales
Cambrian, Cambrian period
(noun) from 544 million to about 500 million years ago; marine invertebrates
Source: WordNet® 3.1
Cam"bri*an, a.
1. (Geog.)
Definition: Of or pertaining to Cambria or Wales.
2. (Geol.)
Definition: 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.
Cam"bri*an, n.
1. A native of Cambria or Wales.
2. (Geol.)
Definition: The Cambrian formation.
Source: Webster’s Unabridged Dictionary 1913 Edition