1.nounThe act of administering; government of public affairs; the service rendered, or duties assumed, in conducting affairs; the conducting of any office or employment; direction.
2.nounA body that administers; the executive part of government; the persons collectively who are entrusted with the execution of laws and the superintendence of public affairs; the chief magistrate and his cabinet or council; or the council, or ministry, alone, as in Great Britain.
"Successive US administrations have had similar Middle East policies."
3.nounThe act of administering, or tendering something to another; dispensation.
"oral administration of insulin"
4.nounManagement.
5.nounAn arrangement whereby an insolvent company can continue trading under supervision.
"The company went into voluntary administration last week."
6.adjectiveOf or relating to administering or administration.