Paleozoic

geological Era between 540 and 250 million years ago. Includes the Permian, Carboniferous, Devonian, Silurian, Ordovician and Cambrian periods;

Paleozoic

A geological term denoting the time in Earth history between 570 and 245 million years ago.
Found on http://www.solarviews.com/eng/terms.htm

Paleozoic

[n] - from 230 million to about 544 million years ago
Found on http://www.webdictionary.co.uk/definition.php?query=Paleozoic

Paleozoic

Pa`le·o·zo'ic adjective [ Paleo- + Greek ... life, from ... to live.] (Geol.) Of or pertaining to, or designating, the older division of geological time during which life is known to have existed, including the Silurian, Devonian, and Carboniferous ages, and also to the life or rocks of th...
Found on http://www.encyclo.co.uk/webster/P/7

Paleozoic

adjective of or relating to or denoting the Paleozoic era
Found on http://wordnetweb.princeton.edu/perl/webwn?s=Paleozoic

Paleozoic

• (a.) Of or pertaining to, or designating, the older division of geological time during which life is known to have existed, including the Silurian, Devonian, and Carboniferous ages, and also to the life or rocks of those ages. See Chart of Geology.
Found on http://thinkexist.com/dictionary/meaning/paleozoic/

Paleozoic

Paleozoic, Palaeozoic A geologic era exending from the end of the Precambrian to the beginning of the Mesozoic, dating from about 600 to 230 million years ago.
Found on http://www.wordinfo.info/words/index/info/view_unit/1555/4

Paleozoic

Geologic era that occurred from 570 to 245 million years ago.
Found on http://www.physicalgeography.net/physgeoglos/p.html

Paleozoic

An era of geologic time, from the end of the Precambrian to the beginning of the Mesozoic, spanning the time between 544 and 248 million years ago. The word Paleozoic is from Greek and means 'old life.'
Found on http://geology.er.usgs.gov/paleo/glossary.shtml

Paleozoic

The Paleozoic (or Palaeozoic) Era (k or k; from the Greek palaios (παλαιός), `old` and zoe (ζωή), `life`, meaning `ancient life`) is the earliest of three geologic eras of the Phanerozoic Eon, spanning from roughly {Ma|Paleozoic|Mesozoic} (ICS, 2004). It is the longest of the Phanerozoic eras, and is subdivided into six geologic pe...
Found on http://en.wikipedia.org/wiki/Paleozoic

paleozoic

the geologic era spanning 542 - 251 million years ago
Found on http://www.njwildlifetrails.org/OutontheTrails/GlossaryofNaturerelatedTerms

PALEOZOIC

An era of geologic time, from the end of the Precambrian to the beginning of the Mesozoic, or from about 543 to about 248 million years ago.
Found on http://www.encyclo.co.uk/local/22047

Paleozoic

An era of geologic time lasting from 570 to 245 million years ago.
Found on http://www.ge-at.iastate.edu/glossary-of-geologic-terms/

Paleozoic

The era of geologic time from the end of the Precambrian (600 million years ago) to the beginning of the Mesozoic era (225 million years ago).
Found on http://www.evcforum.net/WebPages/Glossary_Geology.html
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