In scientific usage, any of the animals belonging to the clade Dinosauria, especially those that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct.

(idiomatic) To go extinct or become obsolete; to fall out of common use or practice; to become a thing of the past.

Alternative form of dinosaur

plural of dinosaur

(obsolete) plural of dinosaur

plural of dinospore

(microbiology) A spore produced through multiple fission of a dinomastigote

Of, relating to, or resembling a dinosaur. / Alternative letter-case form of Dinosaurian.

A dinosaur. / Alternative letter-case form of Dinosaurian.

(rare) Dinosaurian.