plat·​form | \ ˈplat-ˌfȯrm How to pronounce platform (audio) \
plural platforms

Definition of platform

1a : a flat horizontal surface that is usually higher than the adjoining area: such as
(1) : a raised flooring (such as a stage or dais) … a great stack of chairs piled up on and about the musicians' platform— Joseph Conrad From this official table on a raised platform … , Robert Thomas, the show's chairman, directs operations …— Liz Horwitt
(2) : an elevated area next to railroad tracks for the boarding of trains The platform was crowded with waiting passengers.
b : a device or structure incorporating or providing a platform a viewing platform specifically : such a structure on legs used for offshore drilling (as for oil)
2 : a declaration of the principles on which a group of persons stands especially : a declaration of principles and policies adopted by a political party or a candidate the Republican/Democratic platform She's running (for office) on a platform of reform.
3 : a means or opportunity to communicate ideas or information to a group of people The event provides a platform for Latino artists, writers and creators in the comic book industry.— Sonia Ramirez … a new understanding among the young of how celebrity now works, and the power of a personal brand as a marketing platform.— Strawberry Saroyan
4 : the grounds or basis for further action The company used the innovation as a platform for future growth.
5a or platform sole plural platform soles : a usually thick layer (as of cork) between the inner sole and outer sole of a shoe
b or platform shoe plural platform shoes : a shoe having such a sole
6 computing
a : operating system also : the computer architecture and equipment using a particular operating system
b : an application or website that serves as a base from which a service is provided music streaming platforms … has built a cloud-computing platform for use by others.The Economist … billions of photos scraped from Facebook and other social media platforms.— C. J. Ciaramella
7a : a vehicle (such as a satellite or aircraft) used for a particular purpose or to carry a usually specified kind of equipment
b : a basic pattern (such as the chassis) upon which an automobile or class of automobiles is constructed Based on the platform of Fiat's upmarket Alfa Romeo Giulietta, though wider and longer for American roads, it's all in all a much sexier compact than anything Chrysler has ever designed.— Bill Saporito
8 obsolete : plan, design

Synonyms for platform


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Examples of platform in a Sentence

He stepped up onto the platform and looked out into the audience. She stepped off the train onto the platform. Our train is boarding on platform 6. The party adopted a new platform. The company plans to use the show as a platform to launch the new soft drink.
Recent Examples on the Web Some other platform issues are: Smaller government, less overreach, supporting law enforcement, improving teacher and parents relationship. Baltimore Sun, 17 May 2022 This global identity becomes the platform from which to build robust security policy and enforcement. Joe Onisick, Forbes, 17 May 2022 The billionaire begins to make pointed statements about the platform from his account. Jennifer Korn, CNN, 17 May 2022 It's set to leave the platform on Wednesday, June 1, 2022. Caroline Hallemann, Town & Country, 17 May 2022 For instance, until late last year Facebook never faced a decline in daily users, this despite the platform regularly receiving criticisms for over a decade because the site was used to foster conspiracy theorists, bigotry and misinformation. San Diego Union-Tribune, 17 May 2022 But platform algorithms can have a harder time identifying a copycat video if someone has edited it. Barbara Ortutay, Chron, 17 May 2022 The shooting was livestreamed on the popular gaming streaming platform Twitch before it was quickly taken down. Dmitriy Shapiro, Sun Sentinel, 17 May 2022 The writings were uploaded to Internet file-sharing sites in two batches in recent weeks after apparently being posted on the messaging platform Discord from November 2021 through early May. Shawn Boburg, Washington Post, 17 May 2022 See More

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

First Known Use of platform

1535, in the meaning defined at sense 1a

History and Etymology for platform

Middle French plate-forme diagram, map, literally, flat form

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Time Traveler for platform

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The first known use of platform was in 1535

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Last Updated

20 May 2022

Cite this Entry

“Platform.” Dictionary, Merriam-Webster, Accessed 24 May. 2022.

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More Definitions for platform


plat·​form | \ ˈplat-ˌfȯrm How to pronounce platform (audio) \

Kids Definition of platform

1 : a level usually raised surface We hurried to the train platform.
2 : a raised floor or stage for performers or speakers
3 : a statement of the beliefs and rules of conduct for which a group stands
4 : an arrangement of computer components that uses a particular operating system

More from Merriam-Webster on platform

Nglish: Translation of platform for Spanish Speakers

Britannica English: Translation of platform for Arabic Speakers


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