re·​dun·​dant | \ri-ˈdən-dənt \

Definition of redundant 

1a : exceeding what is necessary or normal : superfluous

b : characterized by or containing an excess specifically : using more words than necessary

c : characterized by similarity or repetition a group of particularly redundant brick buildings

d chiefly British : no longer needed for a job and hence laid off

3 : serving as a duplicate for preventing failure of an entire system (such as a spacecraft) upon failure of a single component

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Other Words from redundant

redundantly adverb

Examples of redundant in a Sentence

The drone had originally been designed to go places the Blackbird could not, but it had become redundant on discovery of the fact that there was nowhere the SR-71 could not go in safety … — Tom Clancy, The Cardinal of the Kremlin, 1989 Undoubtedly in ninety-nine cases out of a hundred a witness to an occurrence is someone who has seen it. Therefore, some editors have said, eyewitness is a redundant word and it should be consigned to the dustbin. — Theodore M. Bernstein, Mrs. Thistlebottom's Hobgoblins, 1971 There they sat, grounded upon the ground, silent, uncomplaining, with bowed heads, a pathetic sight. And by hideous contrast, a redundant orator was making a speech to another gathering not thirty steps away … — Mark Twain, A Connecticut Yankee in King Arthur's Court, 1889 He edited the paper and removed any redundant information or statements. Avoid redundant expressions in your writing. Some people say that since all adages are old, the phrase “old adage” is redundant.
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Recent Examples on the Web

My health suffered, my performance and relationships at Deloitte were strained and I was eventually made redundant. NBC News, "Former Deloitte employee: Company 'failed me' in blocking sexual assault investigation," 9 July 2018 From the opening bid to the close of the sale, the process of buying a house is likely the most convoluted, complex and redundant that most consumers face. Joanne Cleaver,, "Could blockchain technology transform homebuying in Cook County — and beyond?," 9 July 2018 Legislators then could evaluate what appears to be redundant or irrelevant, and eventually repeal. Megan Cassidy, azcentral, "More than ⅓ of Arizona's felony laws never used, report says. Is it time for a cleanup?," 7 Mar. 2018 That may seem obvious and redundant given the ubiquity of cell phones today, but Barth points out that cell phones aren't always programmed to call emergency numbers abroad and there is no universal global emergency number. Sam Dangremond, Town & Country, "The Important Lessons Kim Kardashian's Robbery Can Teach Us About Hotel Safety," 3 Oct. 2016 Most convenience functions can be handled with the redundant steering wheel controls. Robert Duffer,, "Nissan Titan XD is a diesel beast of a truck," 5 July 2018 The regenerative brakes almost make the brake pedal redundant. Marco Della Cava, USA TODAY, "We rented a Tesla Model 3 from a new owner: Call it spartan, high-tech and compelling," 16 Jan. 2018 Unfortunately for Jankowski, his skillset is somewhat redundant next to Margot’s. Dennis Lin,, "Padres mailbag: Has the timeline for contention budged?," 28 Aug. 2017 Repetitive but not redundant, the mixtape’s third single casts Ty as a generous lover in both the bedroom and the glitzy boutiques of Rodeo Drive. Hannah Giorgis, The Atlantic, "Ty Dolla $ign Isn’t Just a Feature Artist, He’s a Star," 2 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'redundant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of redundant

1594, in the meaning defined at sense 1a

History and Etymology for redundant

Latin redundant-, redundans, present participle of redundare to overflow — more at redound

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Statistics for redundant

Last Updated

29 Nov 2018

Look-up Popularity

Time Traveler for redundant

The first known use of redundant was in 1594

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More Definitions for redundant



English Language Learners Definition of redundant

: repeating something else and therefore unnecessary

—used to describe part of a machine, system, etc., that has the same function as another part and that exists so that the entire machine, system, etc., will not fail if the main part fails

: dismissed from a job because you are no longer needed


re·​dun·​dant | \ri-ˈdən-dənt \

Medical Definition of redundant 

: characterized by or containing an excess or superfluous amount redundant pharyngeal tissue

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Comments on redundant

What made you want to look up redundant? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

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