1. the quality of being intrusive or encroaching on someone’s privacy or personal space
2. the tendency of a medical procedure to penetrate or enter the body
Usage: medical
3. the ability of a species to spread rapidly and dominate an ecosystem
Usage: biology; ecology

Examples

• The reporter’s invasiveness made the celebrity uncomfortable during the interview.
• Patients prefer treatments with minimal invasiveness when possible.
• The doctor explained the invasiveness of the surgical procedure.
• The invasiveness of the zebra mussel has disrupted local ecosystems.
• Social media has increased concerns about digital invasiveness.
• The invasiveness of certain plant species threatens native wildlife.
• She complained about her neighbor’s invasiveness into her personal affairs.