noun
- Substances or agents that drive out or force away; things that cause expulsion or removal.
Usage: Plural form of expellant.; Technical or specialized usage; less common in everyday English.
Examples
- The pesticide contains natural expellants that repel insects from crops.
- Chemical expellants are sometimes used to drive wildlife away from populated areas.
- The formula includes expellants designed to push moisture out of the material.
- Certain plants produce expellants that discourage herbivores from feeding on them.