Association may refer to: *

Club (organization) A club is an association of people united by a common interest or goal. A service club, for example, exists for voluntary or charitable activities. There are clubs devoted to hobbies and sports, social activities clubs, political and religious c ...

, an association of two or more people united by a common interest or goal * Trade association, an organization founded and funded by businesses that operate in a specific industry * Voluntary association, a body formed by individuals to accomplish a purpose, usually as volunteers

Association in various fields of study

Association (archaeology) This page is a glossary of archaeology, the study of the human past from material remains. A B C D E F ...

, the close relationship between objects or contexts. *

Association (astronomy) An association (astronomy) is a combined or co-added group of astronomical exposures from which cosmic rays have been removed. WFPC2 associations constitute one type of association and are tools in the Hubble Space Telescope (HST) archive for us ...

, combined or co-added group of astronomical exposures *

Association (chemistry) Dissociation in chemistry is a general process in which molecules (or ionic compounds such as salts, or complexes) separate or split into other things such as atoms, ions, or radicals, usually in a reversible manner. For instance, when an aci ...

Association (ecology) In phytosociology and community ecology an association is a type of ecological community with a predictable species composition and consistent physiognomy (structural appearance) which occurs in a particular habitat type. The term was first coin ...

, a type of ecological community * Genetic association, when one or more genotypes within a population co-occur *

Association (object-oriented programming) In object-oriented programming, association defines a relationship between classes of objects that allows one object instance to cause another to perform an action on its behalf. This relationship is structural, because it specifies that objects of ...

, defines a relationship between classes of objects *

Association (psychology) Association in psychology refers to a mental connection between concepts, events, or mental states that usually stems from specific experiences.Klein, Stephen (2012). ''Learning: Principles and Applications'' (6 ed.). SAGE Publication ...

, a connection between two or more concepts in the mind or imagination *

Association (statistics) In statistics, correlation or dependence is any statistical relationship, whether causal or not, between two random variables or bivariate data. Although in the broadest sense, "correlation" may indicate any type of association, in statistics ...

, a statistical relationship between two variables * File association, associates a file with a software application *

Security association A security association (SA) is the establishment of shared security attributes between two network entities to support secure communication. An SA may include attributes such as: cryptographic algorithm and mode; traffic encryption key; and paramet ...

, the establishment of security attributes between two communication networks

Particular entities

Continental Association The Continental Association, also known as the Articles of Association or simply the Association, was an agreement among the American colonies adopted by the First Continental Congress on October 20, 1774. It called for a trade boycott against B ...

, often called the "Association", an economic boycott during the American Revolution * HMS ''Association'' (1697), a Royal Navy ship which sank in 1707 * L'Association, a French comic book publisher * The Association, an American soft rock band ** ''The Association'' (album), 1969

Association in various fields of study

Particular entities

See also