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Word of the Day Tuesday, June 9, 2026

whitelist

/ˈhwɪtˌlaɪst/ noun · British & US
Valid in UK
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What does whitelist mean?

noun

A list or collection of people, organizations, or items that are allowed or permitted to access, participate in, or use something, often for security or regulatory reasons. A list of approved or permitted items, people, or organizations.

Example

"The company's whitelist of approved websites was updated to include a new domain."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for whitelist

Antonyms of whitelist

Rhymes with whitelist

Etymologically related