When a battery is committed with intent to do serious harm or murder, or when it is done with a dangerous weapon, it is described as aggravated. A weapon is considered dangerous whenever the purpose for using it is to cause death or serious harm.
Meaning: Having a common center. Synonyms: concentric; concentrical; homocentric. Context example: concentric rings. Similar: coaxal; coaxial (having a common axis)
Homo economicus, or economic human, is the figurative human being characterized by the infinite ability to make rational decisions. Certain economic models have traditionally relied on the assumption that humans are rational and will attempt to maximize their utility for both monetary and non-monetary gains.