- invasive - relating to a technique in which the body is entered by puncture or incision
Antonym: noninvasive
- invasive - marked by a tendency to spread especially into healthy tissue; "invasive cancer cells"
Antonym: confined
- incursive, invading, invasive - involving invasion or aggressive attack; "invasive war"
Antonym: defensive (indirect, via offensive)
- encroaching, invasive, trespassing - gradually intrusive without right or permission; "we moved back from the encroaching tide"; "invasive tourists"; "trespassing hunters"
Antonyms: unintrusive, not intrusive (indirect, via intrusive)