ETYM Late Lat. invasivus: cf. French invasif. Related to Invade.
1. Marked by a tendency to spread especially into healthy tissue.
2. (Medicine) Relating to a technique in which the body is entered by puncture or incision.
ETYM Cf.French offensif. Related to Offend.
1. Causing anger or annoyance.
2. For the purpose of attack rather than defense.
3. Unpleasant or disgusting especially to the senses.
4. Violating or tending to violate or offend against; SYN. violative.