revolutionary

1 of 2

adjective

rev·​o·​lu·​tion·​ary ˌre-və-ˈlü-shə-ˌner-ē How to pronounce revolutionary (audio)
1
a
: of, relating to, or constituting a revolution
revolutionary war
b
: tending to or promoting revolution
a revolutionary movement/leader
c
: constituting or bringing about a major or fundamental change
a revolutionary new product
2
Revolutionary : of or relating to the American Revolution or to the period in which it occurred
revolutionarily adverb
revolutionariness noun

revolutionary

2 of 2

noun

plural revolutionaries
1
: one engaged in a revolution
2
: an advocate or adherent of revolutionary doctrines

Examples of revolutionary in a Sentence

Adjective a candidate with a lot of crazy, revolutionary ideas that no one seems to be going for revolutionary forces that were soundly defeated before reaching the capital Noun after the collapse of the Russian monarchy, the moderate socialists briefly governed until being overthrown by the Bolshevik revolutionaries at first the government was not worried about this small band of unarmed revolutionaries
Recent Examples on the Web
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Adjective
In quick montages that show the evolution of the revolutionary group, editor Andy Jurgensen knew that the jump in time had to be impactful throughout the film. Leia Mendoza, Variety, 5 Nov. 2025 All have been touted as revolutionary. Big Think, 3 Nov. 2025
Noun
Each robot, remotely operated, clinks glasses and gestures in unison, embodying the camaraderie and hope of the musical’s revolutionaries. Kaif Shaikh, Interesting Engineering, 3 Nov. 2025 Paul’s youth and vigor comes with lots of risk, the work of prior revolutionaries threatened to be set back many years. David John Chávez, Mercury News, 28 Oct. 2025 See All Example Sentences for revolutionary

Word History

Etymology

Adjective

revolution + -ary entry 2

Noun

revolution + -ary entry 1, after French révolutionnaire

First Known Use

Adjective

1718, in the meaning defined at sense 1a

Noun

1850, in the meaning defined at sense 1

Time Traveler
The first known use of revolutionary was in 1718

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Cite this Entry

“Revolutionary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/revolutionary. Accessed 10 Nov. 2025.

Kids Definition

revolutionary

adjective
rev·​o·​lu·​tion·​ary
ˌrev-ə-ˈlü-shə-ˌner-ē
1
a
: of, relating to, or involving a revolution
revolutionary war
b
: favoring revolution
c
: being or bringing about a big or important change
a revolutionary new product
2
capitalized : of or relating to the American Revolution
revolutionary noun

More from Merriam-Webster on revolutionary

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