( BrE also au·thor·ise ) / ˈɔːθəraɪz; NAmE / verb
to give official permission for sth, or for sb to do sth :
[ vn ]
I can authorize payments up to £5 000.
an authorized biography
[ vn to inf ] [ often passive ]
I have authorized him to act for me while I am away.
The soldiers were authorized to shoot at will.
—see also unauthorized
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WORD ORIGIN
late Middle English : from Old French autoriser , from medieval Latin auctorizare , from auctor , from augere increase, originate, promote.