Look up group in
Wiktionary, the free dictionary.

Group can refer to:

Sociology

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

Mathematics and science

• Group (mathematics), a set together with a binary operation satisfying certain algebraic conditions in group theory
  • Group action
  • Group isomorphism
  • Group object
• Functional group, in chemistry, 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
• 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.
• Groups and clusters of galaxies, a small number of galaxies near each other
  • Local Group, containing the Milky Way Galaxy
• Group, in botany a formal classification category of cultigens, the other being the cultivar (see cultivar Group)
• Group selection, the idea in evolutionary biology that alleles can become fixed or spread in a population because of the benefits they bestow upon groups

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)
• 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

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.