
1) Dinosaur museum 2) Group of extinct reptiles
Found on
https://www.crosswordclues.com/clue/dinosauria

• (n. pl.) An order of extinct mesozoic reptiles, mostly of large size (whence the name). Notwithstanding their size, they present birdlike characters in the skeleton, esp. in the pelvis and hind limbs. Some walked on their three-toed hind feet, thus producing the large `bird tracks,` so-called, of mesozoic sandstones; others were five-toed an...
Found on
http://thinkexist.com/dictionary/meaning/dinosauria/

<paleontology> An order of extinct mesozoic reptiles, mostly of large size (whence the name). Notwithstanding their size, they present birdlike characters in the skeleton, especially. In the pelvis and hind limbs. Some walked on their three-toed hind feet, thus producing the large 'bird tracks,' so-called, of mesozoic sandstones; others were ...
Found on
http://www.encyclo.co.uk/local/20973
Di`no·sau'ri·a noun plural [ New Latin , from Greek ... terrible + ... lizard.]
(Paleon.) An order of extinct mesozoic reptiles, mostly of large size (whence the name). Notwithstanding their size, they present birdlike characters in the skeleton, esp. in the pelvis and hind limbs. Some walk...
Found on
http://www.encyclo.co.uk/webster/D/69

Dinosauria Known as fearfully-great lizards or terrible lizards, these terrestrial or amphibious reptiles were often of great size from the Triassic and Cretaceous periods. Although most were herbivorous, some of the later species in the Cretaceous period were carnivorous and probably extremely fierce. Dinosauria are the mos...
Found on
http://www.wordinfo.info/words/index/info/view_unit/2753/
No exact match found.