coelurosaur

British

/ sɪˈljʊərəˌsɔː /

noun

any of various small to very large bipedal carnivorous saurischian dinosaurs belonging to the suborder Theropoda, active in the Triassic and Cretaceous periods; Tyrannosaurus was a coelurosaur, and birds are thought to have evolved from small coelurosaurs

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of coelurosaur

C20: from New Latin, from Greek koilos hollow + ouros tail + _-saur

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Indeed, most of the non-coelurosaur taxa are left uncoded for lots of the Theropod Working Group coelurosaur characters.

From Scientific American • Apr. 5, 2012

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023