Dependence

dependence /de·pen·dence/ (de-pen´dens)

1. a state of relying on or requiring the aid of something.

2. a state in which there is a compulsive or chronic need, as for a drug; see substance d.

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psychoactive substance dependence , substance dependence

1. compulsive use of a substance despite significant problems resulting from such use. Although tolerance and withdrawal were previously defined as necessary and sufficient for dependence, they are currently only two of several possible criteria.

2. substance abuse.

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de·pend·ence (d-pndns)

n.

1. The state of being dependent, as for support.

2. Subordination to someone or something needed or greatly desired.

3. A compulsive or chronic need; an addiction.

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de·penden·cy n.

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Dependence

A state in which a person requires a steady concentration of a particular substance to avoid experiencing withdrawal symptoms.

Mentioned in: Substance Abuse and Dependence