You talk about someone's dependency when they have a deep emotional, physical, or financial need for a particular person or thing, especially one that you consider excessive or undesirable. The state of being dependent; See examples of dependency used in a sentence.
Definition of dependency noun in oxford advanced learner's dictionary. Dependency happens when you can't function without the help of someone or something. If you have a dependency on coffee, you need it to be human in the morning.
There are nine meanings listed in oed's entry for the noun dependency, four of which are labelled obsolete. Dependency refers to a state in which one thing relies on another for its operation, functioning, existence or value. The state of being dependent:[uncountable] drug dependency.
In the context of social and interpersonal dynamics, dependency refers to a state in which an individual, group, or society relies on another individual, group, or society for resources, support, or guidance..
