prototype

1 of 2

noun

pro·​to·​type ˈprō-tə-ˌtīp How to pronounce prototype (audio)
plural prototypes
Synonyms of prototype
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 or fully developed and usually functional form of a new product or service that is created to demonstrate feasibility, detect flaws, gather feedback, etc.

prototype

2 of 2

verb

prototyped; prototyping; prototypes

transitive verb

: to create a first full-scale or fully developed and usually functional form of a new type or design of (a construction, product, service, system, etc.) : to develop and produce a prototype
The technology was originally designed and prototyped by NASA scientists and is being commercialized … to support improved satellite power …Gulf Oil & Gas

intransitive verb

: to undertake the process of producing a prototype
To effectively prototype, start by defining the purpose of your prototype, which sets clear testing goals.Tabby McFarland

Did you know?

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

Noun 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.
Noun
From prototype to flight Designed for hypersonic and small launch use, the Hadley engine delivers 5,000 pounds-force (lbf) of thrust at sea level and up to 6,500 lbf in vacuum. Georgina Jedikovska, Interesting Engineering, 30 Apr. 2026 Sweet handcrafted the prototype by widening a toy figure’s shoulders and adding clay to give He-Man his iconic muscular build. Cerys Davies, Los Angeles Times, 30 Apr. 2026
Verb
Where there was once just one, there are now 20 modern multi-axis CNC machines for prototyping. Brody Miller, New York Times, 13 Mar. 2026 In collaboration with Stellant Systems, researchers are prototyping advanced magnetrons that can be combined to reach the necessary high-power thresholds with maximum efficiency. Aman Tripathi, Interesting Engineering, 19 Feb. 2026 See All Example Sentences for prototype

Word History

Etymology

Noun

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

Verb

derivative of prototype entry 1

First Known Use

Noun

1552, in the meaning defined at sense 1

Verb

1859, in the meaning defined at transitive sense

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 1 May. 2026.

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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