- active force; action; power
- that by which something is done; means; instrumentality
- the business of any person, firm, etc. empowered to act for another
- the business office or district of such a person, firm, etc.
- an administrative division of government with specific functions
- an organization that offers a particular kind of assistance: a social agency
Origin of agencyMedieval Latin agentia from present participle of Classical Latin agere, act