aggression

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aggression

 [ah-gresh´un]
a form of physical or verbal behavior leading to self-assertion; it is often angry and destructive and intended to be injurious, physically or emotionally, and aimed at domination of one person by another. It may arise from innate drives and/or be a response to frustration, and may be manifested by overt attacking and destructive behavior, by covert attitudes of hostility and obstructionism, or by a healthy self-expressive drive to mastery.

ag·gres·sion

(ă-gre'shŭn),
1. A domineering, forceful, or assaultive verbal or physical action intended to hurt another animal or person; the verbal or motor behavioral expression of the affects of anger, hostility, or rage.
2. Invasive behavior, as of a pathogenic organism or disease process.
[L. aggressio, fr. aggredior, to accost, attack]

aggression

(ə-grĕsh′ən)
n.
Hostile or destructive behavior or attitudes: physical aggression; verbal aggression; emotional aggression.

Aggression

Forceful physical, verbal, or symbolic action which is either appropriate and self-protective (e.g., self-assertiveness) or inappropriate (e.g., hostile or destructive behaviour). It may be directed outwardly at either the environment or another person, or inwardly towards one’s self, manifesting as depression, self-mutilation, or another negative response.

aggression

Psychiatry Forceful physical, verbal, or symbolic action which may be appropriate and self-protective–eg, healthy self-assertiveness, or inappropriate–eg, hostile or destructive behavior; aggression may be directed toward the environment, another person/personality, or toward the self–eg, depression

ag·gres·sion

(ă-gresh'ŭn)
A domineering, forceful, or assaultive verbal or physical action toward another person as an expression of anger, hostility, or rage.
[L. aggressio, fr. aggredior, to accost, attack]

aggression

Feelings or acts of hostility. Abnormal aggression is often associated with emotional deprivation in childhood, head injury, or brain disease, such as tumour, excessive alcohol intake or the use of drugs such as amphetamines (amfetamines).

aggression

a type of behaviour that includes both threats and actual attacks on other animals, though often limited to threat display. See also AGONISTIC BEHAVIOUR.
References in periodicals archive ?
We predicted that participants assigned to the "victory" condition would legitimize the aggressive behavior of their teammate more than participants assigned to the "defeat" condition, particularly if they have a strong identification with their soccer team.
If your dog displays aggressive behavior, get help from a qualified force-free behavior professional who can help you create and implement an appropriate behavior management and modification program.
The program was designed to provide nurses with knowledge and communication skills to assess and interact with patients demonstrating aggressive behavior. Content was focused on theory, self-awareness, the cycle of aggression and violence, and specific de-escalation and communication techniques.
"We also found that sixth-graders were more likely than ninth-graders to find aggressive behaviors unacceptable and to intervene.
significant anxiety and depressive symptoms) contribute to aggressive behavior in male inpatients with schizophrenia.
Thus, a child who already presents frequent aggressive behavior in preschool and has one or more of the mentioned risk factors, has a greater chance of presenting an increasing trajectory of moderate or high levels of physical aggression and not the expected decrease resulting from the acquisition of self-regulation skills.
This study focuses on disruptive aggressive behavior, that is, non-modulated, intense and persistent aggressive behavior, which poses a risk to one's development and is associated with difficulty interacting with others and rejection of peers, learning difficulties, and dropping out of school, in addition to depression, anxiety and impulsiveness (Tremblay et al.
a person showing a constant tendency towards severely aggressive behavior, can be another cause of the development of aggression.
At the Agricultural Research Service's Livestock Behavior Research Unit in West Lafayette, Indiana, biologist Hengwei Cheng and his colleagues are examining the use of serotonin as an alternative method to reduce aggressive behavior in birds before they hatch.
Problems associated to aggressive post-mixing aggressive behavior include reduced body mass and poor meat quality (Stookey and Gonyou, 1994).
Aggressive behavior is one of the most common child psychiatric symptoms for which parents seek help.
"We found there are real consequences to having these stereotypes--it can lead to more aggressive behavior. This violent stereotype may be more prevalent in video games than in any other form of media because being a black character in a video game is almost synonymous with being a violent character."