redundancy
Americannoun
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redundancies
plural
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the state of being redundant.
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superfluous repetition or overlapping, especially of words.
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a redundant thing, part, or amount; superfluity.
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the provision of additional or duplicate systems, equipment, etc., that function in case an operating part or system fails, as in a spacecraft.
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Linguistics.
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the inclusion of more information than is necessary for communication, as in those cars, where both words are marked for plurality.
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the additional, predictable information so included.
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the degree of predictability thereby created.
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Chiefly British.
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the condition or fact of being unemployed; unemployment.
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a layoff.
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noun
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the state or condition of being redundant or superfluous, esp superfluous in one's job
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( as modifier )
a redundancy payment
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excessive proliferation or profusion, esp of superfluity
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duplication of components in electronic or mechanical equipment so that operations can continue following failure of a part
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repetition of information or inclusion of additional information to reduce errors in telecommunication transmissions and computer processing
Other Word Forms
Noun Inflected Forms
Etymology
Origin of redundancy
First recorded in 1595–1605; from Latin redundantia “an overflowing, excess,” derivative of redundāns “overflowing, abounding”; see redundant
Explanation
Use the noun redundancy to refer to something that's needlessly repeated. As much as you hate the redundancy of math drills, you have to admit that repetition is how you learned to multiply in the first place. The noun redundancy can also refer to something that is unneeded, or extra. If you own a circus and you want to keep costs down by eliminating redundancy, you may decide you only need two clowns, rather than the whole carload of clowns you planned on. Redundancy comes from the Latin word redundare, meaning to surge, or literally to overflow.
Vocabulary lists containing redundancy
The Absolutely True Diary of a Part-Time Indian
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Keystone Exams: English Composition Glossary
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Computer Science and Technology - High School
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
In addition, each year between April and October crews are testing generators, redundancy systems and other equipment to prepare for the worst, Shelton said.
From Los Angeles Times ● Oct. 2, 2026
The council said redundancy notices would be withdrawn if the three unions agreed to ballot their members on the pay offer.
From BBC ● Sep. 24, 2026
The luxury car maker is opening a voluntary redundancy program for salaried and management team members.
From The Wall Street Journal ● Sep. 7, 2026
The company revealed its voluntary redundancy scheme just days after the German car giant Volkswagen announced 50,000 new job cuts.
From Barron's ● Sep. 7, 2026
For redundancy, the supply probes had enough food to last the whole crew fifty-six days.
From "The Martian" by Andy Weir
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UCU branch president Karen Lorimer said staff wanted to be welcoming new and returning students but the refusal to rule out using compulsory redundancies left them with no alternative but to strike.
From BBC ● Sep. 30, 2026
Since then, voluntary redundancies have brought that figure down to about 50 but the sticking point is compulsory redundancies.
From BBC ● Sep. 30, 2026
Management at the university plan to cut about 50 posts and say they have not ruled out compulsory redundancies.
From BBC ● Sep. 30, 2026
Meanwhile, the report estimated that redundancies from the merger could put 2,495 regional jobs at risk, mainly in corporate functions, technology and real estate.
From The Wall Street Journal ● Sep. 23, 2026
Speaking of redundancies, think twice before using expressions like advance reservations, final conclusion, foreign import, free gift, prerecorded, refer back, or safe haven.
From "Woe Is I" by Patricia T. O'Conner
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.