1. (

• invasive ,

) relating to a technique in which the body is entered by puncture or incision ;

2. (

• invasive

) marked by a tendency to spread especially into healthy tissue; "invasive cancer cells" ;

3. (

• incursive ,
• invading ,
• invasive

) involving invasion or aggressive attack; "invasive war" ;

4. (

• encroaching ,
• invasive ,
• trespassing

) gradually intrusive without right or permission; "we moved back from the encroaching tide"; "invasive tourists"; "trespassing hunters" ;