dependence

or de·pend·ance

[dih-pen-duh ns]
noun
  1. the state of relying on or needing someone or something for aid, support, or the like.
  2. reliance; confidence; trust: Her complete reliability earned her our dependence.
  3. an object of reliance or trust.
  4. the state of being conditional or contingent on something, as through a natural or logical sequence: the dependence of an effect upon a cause.
  5. the state of being psychologically or physiologically dependent on a drug after a prolonged period of use.
  6. subordination or subjection: the dependence of Martinique upon France.

Origin of dependence

1400–50; late Middle English dependaunce < Old French dependance, equivalent to depend(re) (see depend) + -ance -ence
Related formsnon·de·pend·ance, nounnon·de·pend·ence, nouno·ver·de·pend·ence, nounpre·de·pend·ence, nounself-de·pend·ence, nounsem·i·de·pend·ence, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for overdependence

overdependence

noun
  1. the state or fact of being too dependent, esp for help or support

dependence

sometimes US dependance

noun
  1. the state or fact of being dependent, esp for support or help
  2. reliance; trust; confidence
  3. rare an object or person relied upon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for overdependence

dependence

n.

early 15c., from Middle French dépendance, from dependre (see depend). Originally also dependance (the earlier form), depending whether the writer had French or Latin foremost in mind; the Latin form gradually predominated and after c.1800 dependance is rare. As an adjective from c.1600.

Online Etymology Dictionary, © 2010 Douglas Harper

overdependence in Medicine

dependence

[dĭ-pĕndəns]
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.
Related formsde•penden•cy n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.