uni·​form | \ ˈyü-nə-ˌfȯrm How to pronounce uniform (audio) \

Definition of uniform

 (Entry 1 of 4)

1 : having always the same form, manner, or degree : not varying or variable uniform procedures
2 : consistent in conduct or opinion uniform interpretation of laws
3 : of the same form with others : conforming to one rule or mode : consonant
4 : presenting an unvaried appearance of surface, pattern, or color uniform red brick houses
5 : relating to or being convergence of a series whose terms are functions in such manner that the absolute value of the difference between the sum of the first n terms of the series and the sum of all terms can be made arbitrarily small for all values of the domain of the functions by choosing the nth term sufficiently far along in the series


uniformed; uniforming; uniforms

Definition of uniform (Entry 2 of 4)

transitive verb

1 : to bring into uniformity
2 : to clothe with a uniform



Definition of uniform (Entry 3 of 4)

: dress of a distinctive design or fashion worn by members of a particular group and serving as a means of identification broadly : distinctive or characteristic clothing


communications code word

Definition of Uniform (Entry 4 of 4)

used as a code word for the letter u

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Other Words from uniform


uniformly \ ˈyü-​nə-​ˌfȯrm-​lē How to pronounce Uniform (audio) , ˌyü-​nə-​ˈfȯrm-​ \ adverb
uniformness \ ˈyü-​nə-​ˌfȯrm-​nəs How to pronounce Uniform (audio) \ noun

Synonyms & Antonyms for uniform

Synonyms: Adjective

Synonyms: Noun

Antonyms: Adjective

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Examples of uniform in a Sentence

Adjective The museum is kept at a uniform temperature to protect the artifacts. All departments have uniform training standards. Noun the band uniform was brown with red and white stripes
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Recent Examples on the Web: Adjective Needs are not uniform across households or throughout the year. Daphne Ewing-chow, Forbes, 16 Oct. 2021 But the zealous approach isn’t uniform across China, where pet ownership is on the rise, and last year the agriculture ministry reclassified dogs from livestock to pets. Jane Li, Quartz, 29 Sep. 2021 As background, Minnesota law (Chapter 462) creates a uniform system all cities must follow when deciding on development. Andrew Rorvig, Star Tribune, 27 May 2021 Republicans in Texas in 2020 rolled up impressive victories over Democrats and now say their goal is to weed out fraud and create a uniform elections system. Dallas News, 15 Mar. 2021 State lawmakers recently approved about $10 million more for local public health departments but nixed legislation that would have created a more regionalized public health structure as well as a uniform data collection and reporting system. Globe Staff, BostonGlobe.com, 13 Jan. 2021 The union has long demanded a uniform system but has yet to get it. Ramon Antonio Vargas | Staff Writer, NOLA.com, 21 Oct. 2020 Estonia votes online, with citizens registering through their national identity card, a uniform national verification system that doesn’t exist across the United States. NBC News, 14 Oct. 2020 CommonPass would aim to be a uniform, global travel system for the pandemic that could be continually updated. Vivienne Walt, Fortune, 7 Oct. 2020 Recent Examples on the Web: Verb This while featuring a (Japanese) karate uniform too! Rachel Desantis, PEOPLE.com, 11 Aug. 2021 Game notes: For the first time, Cade Cunningham will don a Pistons uniform in competition. Kirkland Crawford, Detroit Free Press, 9 Aug. 2021 Make the law uniform across the state, where doctors have 72 hours to observe a patient before appearing at a probable cause hearing. jsonline.com, 31 Aug. 2021 Jeffrey Hirsch, a University of North Carolina law professor, said workplace vaccine mandates are comparable to uniform requirements. Rashika Jaipuriar, The Indianapolis Star, 13 Aug. 2021 Jeffrey Hirsch, a University of North Carolina law professor, said workplace vaccine mandates are comparable to uniform requirements. Terry Demio, The Enquirer, 10 Aug. 2021 Hunt noted a Babe Ruth uniform his company auctioned for $5.6 million in 2019. BostonGlobe.com, 23 July 2021 Republican lawmakers said the bill establishes uniform ID standards for absentee and in-person voters in an effort to prevent voter fraud. Dave Boucher, Detroit Free Press, 16 June 2021 Jeffrey Hirsch, a University of North Carolina law professor, said workplace vaccine mandates are comparable to uniform requirements. Rashika Jaipuriar, The Indianapolis Star, 13 Aug. 2021 Recent Examples on the Web: Noun Murphy walked toward the mound wearing a No. 3 jersey that was so familiar during his career, pulled off the jersey to reveal Hank Aaron's No. 44 uniform. Paul Newberry, ajc, 18 Oct. 2021 One server, who asked to remain anonymous out of fear she could be fired, said that when she and others were notified about the new uniform last week, some liked the change, while others were less pleased. NBC News, 15 Oct. 2021 In the show’s premiere, Mescal made Gaelic football, a mix between European football/American soccer and rugby, look like the hottest sport in the world thanks to the skimpy nature of his blue-and-gold uniform shorts. Eliza Huber, refinery29.com, 14 Oct. 2021 Other outfits include Captain Picard’s uniform worn by Patrick Stewart, a Borg costume and the rubber suit inhabited by the brutal alien Gorn, who battled Captain Kirk until Kirk ‘invented’ gunpowder. Michael Goldstein, Forbes, 13 Oct. 2021 For female flight attendants, the new uniform will include white Nike sneakers, a loose orange suit and a blue silk scarf. Wyatte Grantham-philips, USA TODAY, 12 Oct. 2021 Inside headquarters, maintenance workers are minded by contractors whose uniform includes a green suit jacket. David Mccloskey, CNN, 11 Oct. 2021 Both occupants were gone upon police arrival, although a Wendy’s hat and uniform were found in the closet. Thomas Jewell, cleveland, 9 Oct. 2021 Anthony Vaccarello of Saint Laurent and Rosie Assoulin both created designs that were a nod to Alber’s usual uniform including his signature pink bow tie. Greg Emmanuel, Essence, 8 Oct. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'uniform.' 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 uniform


15th century, in the meaning defined at sense 1


circa 1681, in the meaning defined at sense 1


1748, in the meaning defined above

Communications code word

1956, in the meaning defined above

History and Etymology for uniform


Middle English uniforme, from Middle French, from Latin uniformis, from uni- + -formis -form

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Time Traveler for uniform

Time Traveler

The first known use of uniform was in the 15th century

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Dictionary Entries Near uniform




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Statistics for uniform

Last Updated

20 Oct 2021

Cite this Entry

“Uniform.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/uniform. Accessed 23 Oct. 2021.

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More Definitions for uniform



English Language Learners Definition of uniform

 (Entry 1 of 2)

: not varying or changing : staying the same at all times, in all places, or for all parts or members



English Language Learners Definition of uniform (Entry 3 of 2)

: a special kind of clothing that is worn by all the members of a group or organization (such as an army or team)


uni·​form | \ ˈyü-nə-ˌfȯrm How to pronounce uniform (audio) \

Kids Definition of uniform

 (Entry 1 of 2)

: always the same in form, manner, appearance, or degree throughout or over time a uniform temperature uniform procedures

Other Words from uniform

uniformly adverb The trees are uniformly spaced.



Kids Definition of uniform (Entry 2 of 2)

: special clothing worn by members of a particular group (as an army)



Legal Definition of uniform

: of, relating to, or based on a uniform act

More from Merriam-Webster on uniform

Nglish: Translation of uniform for Spanish Speakers

Britannica English: Translation of uniform for Arabic Speakers

Britannica.com: Encyclopedia article about uniform


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