uniform

1 of 4

adjective

uni·​form ˈyü-nə-ˌfȯrm 

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

uniformly

ˈyü-nə-ˌfȯrm-lē 

ˌyü-nə-ˈfȯrm-

adverb

uniformness

ˈyü-nə-ˌfȯrm-nəs 

noun

uniform

2 of 4

verb

uniformed; uniforming; uniforms

transitive verb

1

: to bring into uniformity

2

: to clothe with a uniform

uniform

3 of 4

noun

: 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

Uniform

4 of 4

communications code word

—used as a code word for the letter u

Synonyms

Adjective

• even
• invariant
• steady
• unchanging
• undeviating
• unvarying
• unwavering

Noun

• livery
• outfit

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

Recent Examples on the Web

Adjective

There’s half an avocado in each burrito, with hunks of the creamy fruit giving the middle a uniform luxurious texture. —Jenn Harris, Los Angeles Times, 28 Apr. 2025

Currently, the market is trying to address the challenge of producing enough volume and maintaining a uniform quality. —Simi Thambi​, Forbes.com, 26 Apr. 2025

Verb

Dabs of the coverage product under my eyes and on my post-acne hyperpigmentation go a long way, boosting my confidence and uniforming my skin tone in a way that no other product can. —Humeara Mohamed, refinery29.com, 1 Aug. 2024

New 20th anniversary logos and merchandise go on sale Tuesday, but because of MLB guidelines, bigger changes to uniform designs and logos will have to wait a year or so. —Joe Noga, cleveland, 17 Jan. 2023

Noun

Nelson Cruz and Harmon Killebrew are the only hitters in team history with more games and a higher OPS in a Twins uniform. —Aaron Gleeman, New York Times, 30 Apr. 2025

All three of us served our country honorably in uniform—for two of us, this included deployments to the wars in Iraq and Afghanistan. —Mohammed Soliman, MSNBC Newsweek, 28 Apr. 2025

Word History

Etymology

Adjective

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

First Known Use

Adjective

15th century, in the meaning defined at sense 1

Verb

circa 1681, in the meaning defined at sense 1

Noun

1748, in the meaning defined above

Communications Code Word

1956, in the meaning defined above

Phrases Containing uniform

• battle dress uniform
• dress uniform
• in (full) uniform
• uniform resource locator

Rhymes for uniform

• chloroform
• coliform
• cribriform
• cruciform
• filiform
• fusiform
• isoform
• microform
• multiform
• multiforme
• outperform
• piriform

Kids Definition

uniform

1 of 3 adjective

uni·​form ˈyü-nə-ˌfȯrm 

1

: not varying

uniform temperature

2

: of the same form with others

uniform procedures in the courts

uniformly adverb

uniform

2 of 3 verb

: to dress with a uniform

uniform

3 of 3 noun

: uniform dress worn by members of a particular group (as an army or a police force)

Legal Definition

uniform

adjective

uni·​form

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