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unofficial
01
non officiel, non autorisé
lacking validation or approval from an established authority or organization
02
non officiel, non établi
not officially established
unofficial
adj
official
adj
office
n
Exemple
The unofficial spokesperson provided information to the press without official approval.
The unofficial version of the document circulated among staff before final approval.
Unofficial transcripts of the meeting were shared among team members for reference.
Unofficial sources reported on the incident before any official statement was released.
The unofficial policy of flexible work hours was informally adopted by some employees.
