Adjective: infective in'fek-tiv
- Caused by infection or capable of causing infection
"a carrier remains infective without himself showing signs of the disease"; "viruses and other infective agents";
- infectious
- Able to cause disease
"infective agents";
- morbific, pathogenic, pathogenetic
See also: infected, septic, unhealthful [rare], unhealthy
Encyclopedia: Infective