Main entry: invasive
Definition: marked by a tendency to spread especially into healthy tissue
Usage: invasive cancer cells
Antonyms: confined
Definition: not invading healthy tissue
Antonyms: unaggressive, nonaggressive
Definition: not aggressive; not given to fighting or assertiveness
Main entry: invasive
Definition: relating to a technique in which the body is entered by puncture or incision
Antonyms: noninvasive
Definition: relating to a technique that does not involve puncturing the skin or entering a body cavity
Main entry: incursive, invading, invasive
Definition: involving invasion or aggressive attack
Usage: invasive war
Antonyms: inoffensive
Definition: giving no offense
Antonyms: unoffending, inoffensive
Definition: not causing anger or annoyance
Antonyms: defensive
Definition: intended or appropriate for defending against or deterring aggression or attack
Main entry: invasive, trespassing, encroaching
Definition: gradually intrusive without right or permission
Usage: we moved back from the encroaching tide; invasive tourists; trespassing hunters
Antonyms: not intrusive, unintrusive
Definition: not interfering or meddling
Antonyms: protrusive
Definition: thrusting outward
Antonyms: extrusive
Definition: of rock material; forced out while molten through cracks in the earth's surface