prototype

/ˈprəʊtəʊtaɪp/ noun [C]

Definition

› PRODUCTION the first example of a machine or other industrial product, from which all later forms are developed: build/develop/create a prototype Manufacturers have built a prototype which will be shown at the forthcoming trade fair.early/first/working prototype Our first prototype digital camera appeared back in 1976. a prototype of/for sth The firm and its industrial partners plan this summer to put a prototype of an underwater power platform off the Florida coast.

(Definition of prototype noun from the Cambridge Business English Dictionary © Cambridge University Press)