prototype

noun

pro·​to·​type ˈprō-tə-ˌtīp How to pronounce prototype (audio)
1
: an original model on which something is patterned : archetype
2
: an individual that exhibits the essential features of a later type
3
: a standard or typical example
4
: a first full-scale and usually functional form of a new type or design of a construction (such as an airplane)

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The prefix prot-, or proto-, comes from Greek and has the basic meaning "first in time" or "first formed." A prototype is someone or something that serves as a model or inspiration for those that come later. A successful fund-raising campaign can serve as a prototype for future campaigns. The legendary Robin Hood, the "prototypical" kindhearted and honorable outlaw, has been the inspiration for countless other romantic heroes. And for over a century, Vincent van Gogh has been the prototype of the brilliant, tortured artist who is unappreciated in his own time.

Examples of prototype in a Sentence

They tested the prototype of the car. He is developing a prototype for his invention. He is the prototype of a conservative businessman. The Sherlock Holmes stories are the prototypes of modern detective stories.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The truck prototype was powered by a 1060cc (65-cu-in) four-stroke with two vertical cylinders and Daimler’s patented hot-tube ignition. Ian Baker august 24, New Atlas, 24 Aug. 2025 The uncrewed Starship prototype will follow a similar flight plan to the lastthree missions and aim to complete test objectives left untried during those tests, all of which ended prematurely. Jackie Wattles, CNN Money, 23 Aug. 2025 The first hybrid prototype named Wendy marks a new dawn in the race for immortality. Selome Hailu, Variety, 19 Aug. 2025 Building a lean, capable core team can enable fast experimentation while allowing your organization to learn quickly from failures and prepare for a gradual and sustainable scale-up of successful prototypes. Vibhu Sharma, Forbes.com, 19 Aug. 2025 See All Example Sentences for prototype

Word History

Etymology

French, from Greek prōtotypon, from neuter of prōtotypos archetypal, from prōt- + typos type

First Known Use

1552, in the meaning defined at sense 1

Time Traveler
The first known use of prototype was in 1552

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Cite this Entry

“Prototype.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prototype. Accessed 29 Aug. 2025.

Kids Definition

prototype

noun
pro·​to·​type ˈprōt-ə-ˌtīp How to pronounce prototype (audio)
: an original model on which something is patterned

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