What term refers to the state of relying on or being controlled by someone or something else?

The term "dependence" specifically denotes a state in which an individual or entity relies on or is controlled by another individual or entity. This concept is common in various contexts, such as psychological, social, or even economic situations. For example, one might be dependent on a support system, medication, or financial resources provided by another party. Dependence indicates a lack of self-sufficiency in that particular area, highlighting the nature of the relationship between the dependent and the provider. Understanding this term is crucial in fields like psychology and social work, as it helps professionals assess relationships and develop appropriate interventions.