Dependency, dependence, dependent or depend may refer to:

Computer science

  • Dependency (computer science) or coupling, a state in which one object uses a function of another object
  • Data dependency, which describes a dependence relation between statements in a program
  • Dependence analysis, in compiler theory
  • Dependency (UML), a relationship between one element in the Unified Modeling Language
  • Dependency relation, a type of binary relation in mathematics and computer science.
  • Functional dependency, a relationship between database attributes allowing normalization.
  • Dependent type, in computer science and logic, a type that depends on a value
  • Hidden dependency, a relation in which a change in many areas of a program produces unexpected side-effects
  • Library dependency, a relationship described in and managed by a software dependency manager tool to mitigate dependency hell

Economics

  • Dependant (British English) (Dependent - American English), a person who depends on another as a primary source of income
  • Dependency ratio, in economics, the ratio of the economically dependent part of the economy to the productive part
  • Dependency theory, an economic worldview that posits that resources flow from poor states to wealthy states

Linguistics

  • Dependent and independent verb forms, distinct verb forms in Goidelic languages used with or without a preceding particle
  • Dependency grammar is based on the dependency relation between the lexemes of a sentence
  • Dependent clause

Mathematics

  • Dependency relation, a type of binary relation in mathematics and computer science.
  • Dependent and independent variables, in mathematics, the variable that depends on the independent variable
  • Dependence (probability theory), when the occurrence of one event affects the likelihood of another
  • Tail dependence, from probability theory
  • Serial dependence, in statistics
  • Correlation and dependence
  • Mean dependence

Medicine and psychology

  • Codependence, a pattern of detrimental behavioral interactions within a dysfunctional relationship
  • Dependency need, the real need of the organism, or something that individuals cannot provide for themselves
  • Dependent personality disorder, a personality disorder characterized by a pervasive psychological dependence on other people
  • Substance dependence, an adaptive state associated with a withdrawal syndrome upon cessation of repeated exposure to a stimulus (e.g., drug intake)
  • Physical dependence, dependence that involves persistent physical–somatic withdrawal symptoms (e.g., fatigue and delirium tremens)
  • Psychological dependence, dependence that involves emotional–motivational withdrawal symptoms (e.g., dysphoria and anhedonia)
  • Alcohol dependence
  • Amphetamine dependence
  • Barbiturate dependence
  • Benzodiazepine dependence
  • Caffeine dependence
  • Cannabis dependence
  • Cocaine dependence
  • Opioid dependence
  • Tanning dependence

Political science

  • Dependent territory, a classification of territory, especially a region that is not a sovereign state but a possession of same
  • Crown Dependencies, three specific dependencies of the United Kingdom: the Bailiwick of Guernsey, the Bailiwick of Jersey, and the Isle of Man
  • Dependencies of Norway
  • Ross Dependency, New Zealand Antarctic claim

Music

  • Dependent (record label), a German independent record label that focuses on aggrotech, electro-industrial and futurepop music
  • Dependent Music, an independent Canadian record label, owned and operated by the artists that were a part of the collective
  • Dependency (band), an American Christian hardcore band

Philosophy

  • Dependent (origination), in Buddhism, the idea that the existence of everything is conditional and dependent on a cause, and that nothing happens fortuitously or by chance

Other uses

  • Depend (undergarment), a brand of absorbent, disposable underwear for adults
  • Dependency (project management), a link amongst a project's terminal elements
  • Dependency (religion), the relation of a monastic community with a newer community