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addiction

[uh-dik-shuh n] /əˈdɪk ʃən/
noun
1.
the state of being enslaved to a habit or practice or to something that is psychologically or physically habit-forming, as narcotics, to such an extent that its cessation causes severe trauma.
Origin
1595-1605
1595-1605; < Latin addictiōn- (stem of addictiō) a giving over, surrender. See addict, -ion
Related forms
overaddiction, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for over addiction

addiction

n.

c.1600, "tendency," of habits, pursuits, etc.; 1640s as "state of being self-addicted," from Latin addictionem (nominative addictio) "an awarding, a devoting," noun of action from past participle stem of addicere (see addict). Earliest sense was less severe: "inclination, penchant," but this has become obsolete. In main modern sense it is first attested 1906, in reference to opium (there is an isolated instance from 1779, with reference to tobacco).

Online Etymology Dictionary, © 2010 Douglas Harper
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over addiction in Medicine

addiction ad·dic·tion (ə-dĭk'shən)
n.
Habitual psychological and physiological dependence on a substance or practice beyond one's voluntary control.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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over addiction in Science
addiction
  (ə-dĭk'shən)   
  1. A physical or psychological need for a habit-forming substance, such as a drug or alcohol. In physical addiction, the body adapts to the substance being used and gradually requires increased amounts to reproduce the effects originally produced by smaller doses. See more at withdrawal.

  2. A habitual or compulsive involvement in an activity, such as gambling.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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