adverb
- in a way that is intended to prevent something from happening, especially disease or problems
Usage: often used in medical contexts
Examples
- The doctor prescribed antibiotics preventively before the surgery.
- The company acted preventively to avoid potential security breaches.
- Vaccines work preventively to protect against disease.
- The building was treated preventively for termites.
- She took vitamins preventively during flu season.
- The software updates were installed preventively to fix vulnerabilities.