Dinosaur — definition

1. dinosaur (Noun)

2 definitions

dinosaur (Noun) — Any of numerous extinct terrestrial reptiles of the Mesozoic era.

dinosaur (Noun) — An old-fashioned person, organization or thing, not willing or able to change and adapt.

3 types of
archosaur archosaurian archosaurian reptile
11 types
argentinosaur diplodocus ground-shaker iguanodon ornithischian ornithischian dinosaur saurischian saurischian dinosaur seismosaur titanosaur titanosaurian