documentary

dɒkjʊˈmɛnt(ə)ri

adjective

consisting of or based on official documents.

documentary evidence of regular payments from the company

recorded,documented,registered,written,chronicled,archived,archive,on record,in writing,on paper,tabulated,charted

noun

a film or television or radio programme that provides a factual report on a particular subject.

factual programme,factual film,programme,film,report,presentation,broadcast,transmission