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master file

American  

noun

  1. Computers. a permanent file, periodically updated, that serves as an authoritative source of data.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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There can be no question that “intentionally marking people who are still living as dead” in the master file “is unheard of and improper,” Flick stated.

From Los Angeles Times Apr. 16, 2025

The IRS had been trying to replace the master file for more than a decade but then decided to reassign employees to other work.

From Washington Post Feb. 24, 2023

Until the master file is fully modernized, it will remain a colossal task to get real-time information on refunds and processing status to taxpayers, not to mention assure the latest safety and fraud precautions.

From Washington Post Feb. 22, 2023

Take the Yahoo hiccup: What likely happened was that the offending URL, https://occupywallst.org, was added to a spam filter master file.

From Slate Sep. 22, 2011

In the memory banks of tubes and relays there was a master file of all names—aliases and nicknames included—with which the organization had ever been concerned.

From Brink of Madness by Walter J. Sheldon

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