chalcid
/ˈkælsɪd/
noun
- A very small wasp that lays its eggs inside the eggs or larvae of other insects; often used in farming to control pests naturally.
- A single chalcid can destroy hundreds of pest eggs in a garden.
- The chalcid is so tiny it can barely be seen without a magnifying glass.
- Farmers release chalcid wasps to protect their crops from caterpillars.