Group

Group can refer to:

Business

• (Group Definition: A small number of people with correlative talents committed to a common purpose, specific goals, a similar working approach as well as evenly distributed accountability among members.
• Business group, a legal entity comprising several companies

Sociology

• Group action (sociology)
• Group behaviour
• Groups of people, a description of various different human groups
  • Peer group
  • Workgroup
• Group dynamics
• Social group, a sub-set of a culture or of a society
• Interest group
• language family, also known as "Language group"

Mathematics

• Group (mathematics), a set together with a binary operation satisfying certain algebraic conditions
  • Group theory, the study of groups
  • Group action, a way of describing the symmetries of objects using groups
  • Group isomorphism, a one-to-one correspondence (function) between two groups which respects the given group operations
  • Group object, a kind of generalization of a group which is built on more complicated structures than sets

Science

Chemistry

• Functional group, a functional entity consisting of certain atoms whose presence provides a certain property to a molecule
• Periodic table group, a column in the periodic table of chemical elements

Biology

• Group, or cultivar Group (formerly, up to 2004, "cultivar-group"), is formal classification category in the International Code of Nomenclature for Cultivated Plants (ICNCP)
• Group selection, in evolutionary biology, the idea that alleles can become fixed or spread in a population because of the benefits they bestow upon groups of organisms

Cosmology

• Groups and clusters of galaxies, a small number of galaxies near each other
  • Local Group, the group containing the Milky Way Galaxy

Other

• Group delay and phase delay
• Group (optics), a set of lenses stacked together
• Group (stratigraphy), in geology, a lithostratigraphical unit; a group consists of formations, or rock strata.

Military

• Army group
• Group (air force), an air force formation
• Group Captain

Computing and the internet

• Group (computing), a collection of users or other objects
  • Group identifier (Unix)
• Group editor, a program that allows many people to edit a shared document over a computer network
• Newsgroup

Other uses

• Breed Groups (dog), the Group or category to which breeds of dogs are assigned by kennel clubs
• Business group, a collection of legally distinct business entities
• Group (auto racing), a category of car allowed to compete in auto racing.
• Group insurance covering people with common characteristics
• Group (travel), a set of individuals traveling together
• musical ensemble or band
  • Boy band
  • Girl group

See also

• Grouping
• The Group
• Functional group (disambiguation)