1º_ It is a very generic name for the animal group that dominated the planet from about 200 million years ago until about 66 million years ago, when there was a mass extinction. It is a word meaning "terrible lizard" formed with the Greek voices 948; 949; 953; 957; 959; 962; ( deinós "terrible" ) and 963; 945; 965; 961; 959; 962; ( sauros "lizard" ) , although strictly speaking they were not lizards , but from the first fossils found they were imagined so. 2º_ By the previous and figurative sense, person or anachronistic idea, which does not adapt to its time and tends to disappear in the concept of the environment.
