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Unapproved vs. Unauthorized — What's the Difference?

Difference Between Unapproved and Unauthorized

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Definitions

Unapproved

Not approved or sanctioned
An unapproved vaccine.
An unapproved protest march.

Unauthorized

Not having any authority

Unapproved

Not approved.
The unapproved imports were sent back to the originating country.

Unauthorized

Without official authorization

Unapproved

(archaic) Not proven.
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Unauthorized

Not endowed with authority

Unapproved

Not approved.

Unauthorized

Without official authorization;
An unauthorized strike
Wildcat work stoppage

Unapproved

Not proved.

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