petrodent
nounUK /ˈpɛtrəʊdɛnt/
US /ˈpɛtroʊdɛnt/
A petrodent is a pretend animal with teeth made of stone.
The storybook hero rode a friendly petrodent across the rocky desert.
OTHER MEANINGS
2. A fossilized tooth found in old rock layers.
The scientist carefully brushed dirt off the petrodent she found in the cliff.
3. A playful nickname for a person who loves collecting rocks and stones.
My uncle is a real petrodent—his shelves are full of shiny stones.
4. A fictional creature in games that bites with hard, rocky jaws.
In the game, the petrodent guards the cave entrance and snaps at anyone who comes near.