From The Collaborative International Dictionary of English v.0.48 [gcide]:
Cambria \Cam"bri*a\, n.
The ancient Latin name of Wales. It is used by modern poets.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
Cambria
n 1: one of the four countries that make up the United Kingdom
of Great Britain and Northern Ireland; during Roman times
the region was known as Cambria [syn: Wales, Cymru,
Cambria]