Dictionary
Find
in
Dictionary
Thesaurus
Translations

Click to move up the list of words
oro-
orogenesis
orogenic
orogenic belt
orogeny
orography
oroide
orology
OROM
Oromo
Orono
Orontes
oropendola
oropharynx
orotund
Oroya fever
orphan
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

ornithischian

or·nith·is·chi·an [ àwrnə thískee ən ]


adjective 
Definition:
 
relating to order of dinosaurs: relating or belonging to an order of dinosaurs that had a backward-rotating pelvis similar to that of birds. The order includes the triceratops and stegosaur. Order Ornithischia.



noun  (plural or·nith·is·chi·ans)
Definition:
 
dinosaur: an ornithischian dinosaur, e.g. an ankylosaur

[Early 20th century. < modern Latin Ornithischia< Greek ornith- "bird" + iskhion "hip joint"]
Advertisement

© 2009 Microsoft