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Cambrian    音标拼音: [k'æmbriən]
a. 寒武纪的
n. Cambria人,Wales人,寒武纪层

寒武纪的Cambria人,Wales人,寒武纪层

Cambrian
adj 1: of or relating to or characteristic of Wales or its
people or their language; "the Welsh coast"; "Welsh
syntax" [synonym: {Welsh}, {Cambrian}]
n 1: from 544 million to about 500 million years ago; marine
invertebrates [synonym: {Cambrian}, {Cambrian period}]
2: a native or resident of Wales [synonym: {Welshman}, {Welsh},
{Cambrian}, {Cymry}]

Primordial \Pri*mor"di*al\, a. [L. primordialis, from primordium
the first beginning; primus first ordiri to begin a web, to
begin: cf. F. primordial.]
1. First in order; primary; original; of earliest origin; as,
primordial condition. "The primordial facts of our
intelligent nature." --Sir W. Hamilton.
[1913 Webster]

2. (Geol.) Of or pertaining to the lowest beds of the
Silurian age, corresponding to the Acadian and Potsdam
periods in American geology. It is called also {Cambrian},
and by many geologists is separated from the Silurian.
[1913 Webster]

3. (Biol.) Originally or earliest formed in the growth of an
individual or organ; as, a primordial leaf; a primordial
cell.
[1913 Webster]

{Primordial utricle} (Bot.), the interior lining of a young
vegetable cell.
[1913 Webster]


Cambrian \Cam"bri*an\, a.
1. (Geog.) Of or pertaining to Cambria or Wales.
[1913 Webster]

2. (Geol.) 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}.
[1913 Webster]


Cambrian \Cam"bri*an\, n.
1. A native of Cambria or Wales.
[1913 Webster]

2. (Geol.) The Cambrian formation.
[1913 Webster]


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