prototype
noun
[ ˈprəʊtətʌɪp ]
• a first or preliminary version of a device or vehicle from which other forms are developed.
• "the firm is testing a prototype of the weapon"
• a basic filter network with specified cut-off frequencies, from which other networks may be derived to obtain sharper cut-offs, constancy of characteristic impedance with frequency, etc.
• "the construction of bandpass networks from low-pass prototypes"
prototype
verb
• make a prototype of (a product).
• "Mercedes is prototyping a car sunroof which changes from clear to tinted"
Origin:
late 16th century (denoting the original of which something else is a copy or derivative): via French or late Latin from Greek prōtotupos (see proto-, type).