what does the word dinosaur mean

The word dinosaur comes from Greek roots meaning “terrible lizard” : deinos = terrible and sauros = lizard. It now refers to a group of extinct reptiles that lived millions of years ago.

Quick Scoop

In everyday English, dinosaur can also be used informally to mean something or someone old-fashioned, outdated, or unable to adapt.

If you want, I can also explain why scientists don’t literally think dinosaurs were just lizards.