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redundancy

[ri-duhn-duh n-see] /rɪˈdʌn dən si/
noun, plural redundancies.
1.
the state of being redundant.
2.
superfluous repetition or overlapping, especially of words.
3.
a redundant thing, part, or amount; superfluity.
4.
the provision of additional or duplicate systems, equipment, etc., that function in case an operating part or system fails, as in a spacecraft.
5.
Linguistics.
  1. the inclusion of more information than is necessary for communication, as in those cars, where both words are marked for plurality.
  2. the additional, predictable information so included.
  3. the degree of predictability thereby created.
6.
Chiefly British.
  1. the condition or fact of being unemployed; unemployment.
  2. a layoff.
Also, redundance.
Origin
1595-1605
1595-1605; < Latin redundantia an overflowing, excess, derivative of redundāns redundant; see -ancy
Can be confused
redundancy, tautology.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for redundance
  • Another of his errors comes from downplaying the significance of resilience and redundance.
British Dictionary definitions for redundance

redundancy

/rɪˈdʌndənsɪ/
noun (pl) -cies
1.
  1. the state or condition of being redundant or superfluous, esp superfluous in one's job
  2. (as modifier): a redundancy payment
2.
excessive proliferation or profusion, esp of superfluity
3.
duplication of components in electronic or mechanical equipment so that operations can continue following failure of a part
4.
repetition of information or inclusion of additional information to reduce errors in telecommunication transmissions and computer processing
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
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Word Origin and History for redundance
n.

1610s, from Latin redundantia "an overflowing, superfluity, excess," from redundare (see redundant).

redundancy

n.

c.1600; see redundant + -ancy. Sense in employment is from 1931, chiefly British.

Online Etymology Dictionary, © 2010 Douglas Harper
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redundance in Culture

redundancy definition


Unnecessary repetition in speech or writing. The expression freedom and liberty is redundant.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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