master copy

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Noun1.master copy - an original creation (i.e., an audio recording) from which copies can be mademaster copy - an original creation (i.e., an audio recording) from which copies can be made
creation - an artifact that has been brought into existence by someone
References in periodicals archive ?
An insider admitted: "It wasn't the master copy but it is still causing a major problem.
Dickson claimed the master copy of Gary's slip - for 10 correct football forecasts - had been stolen, but police said it was a civil matter and they had no power to make B and B pay up.
Tira Jump significantly reduces the cost and complexity of bringing high quality mobile Java applications to market by automatically generating multiple builds of a mobile Java game or application from a portable master copy.
These PCs are live because you can update all the copies by just updating the master copy on the Web.
This approach lends itself to a "federated autonomy" of data sources, whereby master data sources remain satisfied that their master copy of the customer data remains the same.
A master copy of The Phantom Menace reached the UK after it was stolen from a cinema in America.
It's understood the master copy - which was taken from a cinema in the USA - arrived in the UK on Monday.
Computers, CD/DVD rewriters and master copy CDs and DVDs were also seized.
With Lucent APB, the master copy of a consolidated address book, including buddy lists and other contact information is stored on a secure network with copies kept on the access devices (mobile phone, computer, etc.
This suggests the tape was made from a master copy.
Once everyone has completed signing, all parties have the option to print a master copy for their records, download a signed copy for local storage, or archive the executed document for secure long-term storage.