Look up: Jurassic

1. Jurassic
   The middle period of the Mesozoic from 199Ma to 145Ma.
   Found on http://www.geologyrocks.co.uk/glossary/l
   
   
2. Jurassic
   [n] - from 135 million to 190 million years ago
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. Jurassic
   the period of geological time running from 213 to 145 million years ago. The name comes from the Jura Mountains on the French-Swiss border, where the most complete section of these rocks is found. See Geological Timescale
   Found on http://www.sedgwickmuseum.org/education/
   
   
4. Jurassic
   geological strata (or Period) formed during the period from 144 million to 205 million years before present;
   Found on http://www.encyclo.co.uk/visitor-contrib
   
   
5. Jurassic
   Ju·ras'sic adjective (Geol.) Of the age of the middle Mesozoic, including, as divided in England and Europe, the Lias, Oölite, and Wealden; -- named from certain rocks of the Jura mountains. -- noun The Jurassic pe...
   Found on http://www.encyclo.co.uk/webster/J/17
   
   
6. jurassic
   <geology> Of the age of the middle Mesozoic, including, as divided in England and Europe, the Lias, Oolite, and Wealden; named from certain rocks of the Jura mountains. ... The Jurassic period or formation; called also the Jura. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
7. Jurassic
   adjective of or relating to or denoting the second period of the Mesozoic era
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
8. Jurassic
   • (n.) The Jurassic period or formation; -- called also the Jura. • (a.) Of the age of the middle Mesozoic, including, as divided in England and Europe, the Lias, Oolite, and Wealden; -- named from certain rocks of the Jura mountains.
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. Jurassic
   The middle period of the Mesozoic era, spanning the time between 213 and 145 million years ago. It is named after the Jura Mountains between France and Switzerland, where rocks of this age were first studied.
   Found on http://geology.er.usgs.gov/paleo/glossar
   
   
10. Jurassic
    The Jurassic was the second geological period of the Mesozoic era. It followed the Triassic, which ended about 190 million years ago, and extended until the beginning of the Cretaceous period, about 139 million years ago. It was named in 1829 by A Brongniart after the Jura Mountains on the borders of France and Switzerland.
    Found on http://www.probertencyclopaedia.com/brow
    
    
11. Jurassic
    a geological time period extending from 195 to 136 million years ago. See time table.
    Found on http://www.seafriends.org.nz/books/gloss
    
    
12. Jurassic
    The `Jurassic` is a geologic period and system that extends from about Mya (million years ago) to &nbsp;Mya, that is, from the end of the Triassic to the beginning of the Cretaceous. The Jurassic constitutes the middle period of the Mesozoic Era, also known as the Age of Reptiles. The start of t...
    Found on http://en.wikipedia.org/wiki/Jurassic