A prototype of an electronics project Prototype signage on the Boise Greenbelt, testing for rust, paint -fastness, durability, etc. A prototype is an early sample, model, or release of a product built to test a …

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. …

Inventing, designing and innovation (Definition of prototype from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

PROTOTYPE definition: the original or model on which something is based or formed. See examples of prototype used in a sentence.

1. the original or model on which something is based or formed; pattern. 2. someone or something that serves as a typical example of a class; model; exemplar. 3. something analogous to a thing of a later …

Jul 14, 2025 · People use different types of prototypes for different purposes. A late-stage prototype that includes all or most of the product’s final parts might called a working prototype. But many prototypes …

prototype (for/of something) the first design of something from which other forms are copied or developed. Scientists have developed a working prototype for the machine. Want to learn more? …