re·​dun·​dant | \ ri-ˈdən-dənt How to pronounce redundant (audio) \

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

So adding another product containing that ingredient may just be redundant. Sara Coughlin, SELF, "What’s the Actual Deal With Skin Toners and Essences?," 9 July 2019 Its villains and threats are redundant because, despite the kids’ efforts to save the world, adults keep making the same mistakes that put it at risk again. Maya Phillips, The New Yorker, "The New Season of “Stranger Things” Shows the Limits of Kids Saving the World," 9 July 2019 So many things are bound to be redundant, like the look of bobsled after bobsled hurtling down the same track. Phil Rosenthal,, "Can NBC, up in Olympics ad money but down in viewers, still bank on Games gold?," 26 Feb. 2018 The frequency changer would provide a redundant source of power during storms and allow two turbines to be put on the bench for future use as backup sources only, Korban said. Beau Evans,, "More steps ahead for New Orleans to spend its ‘fair share’ infrastructure money," 19 June 2019 When passengers can check luggage and board on their own, there’s less rote work for employees, who can be reassigned to interact with customers elsewhere … or made redundant. Washington Post, "Your face is now your boarding pass. And that’s a problem.," 24 Mar. 2019 Outside safety experts have questioned how the FAA gave the green light for such a design lacking redundant software or hardware safeguards. Andrew Tangel, WSJ, "Boeing and Regulators Delay Jetliner Fixes Prompted by Lion Air Crash," 10 Feb. 2019 The radio operator, navigator and flight engineer have already been made redundant by technological advances. The Economist, "Tomorrow’s squadron leaders will be accompanied by drones," 5 July 2018 Sacking people, making people redundant, reducing our services for the vulnerable in our society. Peter S. Goodman, New York Times, "In Britain, Austerity Is Changing Everything," 28 May 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

12 Jul 2019

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
technical 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
British : dismissed from a job because you are no longer needed


re·​dun·​dant | \ ri-ˈdən-dənt How to pronounce redundant (audio) \

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).


appealing forcibly to the mind or reason

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