| aggression | A form of behaviour which leads to self-assertion; it may arise from innate drives and/or a response to frustration; may be manifested by destructive and attacking behaviour, by covert attitudes of hostility and obstructionism, or by healthy self-expressive drive to mastery. (12 Dec 1998) |
|---|
| frustration-aggression hypothesis | The theory that frustration may lead to aggression, but that aggression is always the result of some form of frustration. (05 Mar 2000) |
|---|