whitelist

[hwahyt-list, wahyt-]
noun Also, white list.
1.
a list of novels, motion pictures, etc., deemed suitable for juveniles, members of a particular faith, or other specified groups of individuals.
2.
a list of persons thought by a business concern to be qualified or otherwise suitable for employment.
3.
a list of individuals, organizations, etc., having security clearance from government officials.
4.
a list of business establishments approved for patronage because of hiring practices, religious or political affiliations, etc.
5.
a list kept by a labor union, containing the names of employers who maintain working conditions approved by the union.
6.
Digital Technology. a list of e-mail addresses or web addresses that are allowed to pass through a spam filter.
verb (used with object) Also, white-list.
7.
to put on a whitelist.
Compare blacklist.


Origin:
1905–10

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
white list
 
n
1.  a list of countries considered to pose an insignificant threat to human rights, from which applications for political asylum are presumed to be unfounded
2.  computing
 a.  a list of websites considered to have inoffensive and acceptable content
 b.  a list of e-mail addresses from which a computer will accept mail

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
To get on the white list, a dozen or so tax-information exchange treaties are needed.
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