Whitelist meaning

wīt'lĭst', hwīt'-
A list of people or organizations that have been approved to receive special considerations or privileges.
noun
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To place on a whitelist.
verb
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(1) A list of email addresses that a mail server or email client program is configured to accept as valid, incoming mail. Also called a "safe senders list," Email filtering that relies entirely on whitelists is severely restricted because only messages from addresses on the list are allowed, and all the rest are discarded. See spam filter. Contrast with blacklist.
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(law) A list or collection of people or entities that are known, trusted, or explicitly permitted.
noun
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To place on a whitelist; to mark or note a person or entity as trustworthy or acceptable.

The email program allows you to whitelist email from known sources.

verb
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Origin of whitelist

  • white (black)list
    From American Heritage Dictionary of the English Language, 5th Edition
  • From white +"Ž list.
    From Wiktionary