noun
- a device, as a percussion cap, used to make another substance explode.
- something that explodes.
noun
- a small amount of explosive, as in a percussion cap, used to initiate a larger explosion
- a device, such as an electrical generator, used to set off an explosion from a distance
- a substance or object that explodes or is capable of exploding
1822, agent noun in Latin form from detonate. For suffix, see -er (1).