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

Definition of platform

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
3a(1) : a usually raised horizontal flat surface especially : a raised flooring
(2) : a device or structure incorporating or providing a platform especially : such a structure on legs used for offshore drilling (as for oil)
b : a place or opportunity for public discussion
4a : a usually thick layer (as of cork) between the inner sole and outer sole of a shoe
b : a shoe having such a sole
5a : a vehicle (such as a satellite or aircraft) used for a particular purpose or to carry a usually specified kind of equipment
b : operating system also : the computer architecture and equipment using a particular operating system

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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.
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Recent Examples on the Web One out of five small businesses open in Cleveland in January 2020 were still closed by mid-August, according to the ecommerce platform Womply. Lydia Depillis, cleveland, "The big corporate rescue and the America that’s too small to save," 12 Sep. 2020 Unfortunately, there aren't any overshoes on the market suitable for heeled or platform shoes. Sian Babish,, "The best overshoe," 12 Sep. 2020 But Baltimore-area districts avoided the catastrophic failures seen elsewhere, such as the ransomware attack in Hartford, Connecticut, and Miami’s online platform crashing. Lillian Reed,, "‘It wasn’t bad’: Baltimore-area schools report no major problems during first week of online classes," 12 Sep. 2020 The other search result is a 2019 Shareholder Letter that names Fauci as a co-reviewer of a vaccine platform Moderna is working to improve. Chelsey Cox, USA TODAY, "Fact check: Fauci, Gates, Epstein and Soros have no ties to drug company Moderna," 12 Sep. 2020 The news declares that season 3 of Doom Patrol will be exclusive to HBO Max, which certainly seems to signal the end of the DC Universe platform if that wasn't already clear. Christian Holub,, "Doom Patrol renewed for season 3 by HBO Max," 12 Sep. 2020 Schindewolf said that districtwide, not just at Oakcrest, the biggest challenge has been the onboarding to the learning management system — getting students online, on the right platform and set up on their device. Alvaro Montano, Houston Chronicle, "Tomball ISD students experience first week of school, face-to-face and virtually, amid the pandemic," 12 Sep. 2020 Now in 2020, Off Duty is celebrating its 10th anniversary (on every platform from print to mobile to Instagram) by looking both forward and back. Wsj Off Duty Staff, WSJ, "Your Guide to Living Well in the Next Decade: 46 Insider Predictions," 11 Sep. 2020 Instagram user Mindy Urlaub met Gutierrez through the photo-sharing platform, and has been running the restaurant's account ever since. Sharyn Jackson, Star Tribune, "Neither COVID nor a break-in stopped the owner of a Mexican burger spot," 11 Sep. 2020

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.

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First Known Use of platform

1535, in the meaning defined at sense 1

History and Etymology for platform

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

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Time Traveler for platform

Time Traveler

The first known use of platform was in 1535

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Statistics for platform

Last Updated

16 Sep 2020

Cite this Entry

“Platform.” Dictionary, Merriam-Webster, Accessed 23 Sep. 2020.

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More Definitions for platform


How to pronounce platform (audio)

English Language Learners Definition of platform

: a flat surface that is raised higher than the floor or ground and that people stand on when performing or speaking
: a flat area next to railroad tracks where people wait for a train or subway
: a usually raised structure that has a flat surface where people or machines do work


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. Visitors can observe wildlife from a 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 The candidates discussed their party's platform.
4 : an arrangement of computer components that uses a particular operating system

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Comments on platform

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