authorization granted to do something; formal consent

to ask permission to leave the room.

the act of permitting.

noun

denial , prohibition , veto , embargo , injunction , refusal , resistance

noun

acceptance , acknowledgment , acquiescence , admission , agreement , allowance , approbation , approval , assent , avowal , canonization , carte blanche * , concession , concurrence , condonance , condonation , dispensation , empowerment , endorsement , freedom , imprimatur , indulgence , leave , letting , liberty , license , okay , permit , privilege , promise , recognition , rubber stamp * , sanctification , sanction , stamp of approval , sufferance , tolerance , toleration , verification , warrant , authorization , consent , conge , fiat , franchise , grant , laissez-passer