A new user has searched for pernickety

The definition of dinosaur

2 Definitions of: dinosaur

1. noun, any extinct terrestrial reptile of the orders Saurischia and Ornithischia, many of which were of gigantic size and abundant in the Mesozoic era
2. noun, a person or thing that is considered to be out of date
3. Show me some examples of this word: dinosaur
4. Show me the etymology of the word: dinosaur

Synonyms:	fuddy-duddy, anachronism, dodo (informal), stick-in-the-mud (informal), antique (informal), fossil (informal), relic (informal), back number (informal)

From Collins