Definitions
1.nounA film, TV program, publication etc. which presents a social, political, scientific or historical subject in a factual or informative manner.
2.nounSomething transposed from a thought to a document; the written account of an idea.
3.nounDocumentary evidence and sources.
4.nounDocuments that explain the operation of a particular machine or software program.
5.nounComments that explain the usage of individual functions, libraries and blocks of code.