Document (noun)

1. A written or printed paper that provides official information or evidence.
2. A piece of written, printed, or electronic matter that provides information or evidence.
3. A record of something in writing, especially a written record of events.
4. A file or set of files stored in a computer.
5. A text or piece of information that is used as a reference or evidence for a claim or assertion.

Origin:

Late middle english (originally denoting a written statement or proof): from latin documentum, from docere "teach".

Examples:

1. The company filed the necessary documents with the government.
2. The bank asked for additional documents to verify the identity.
3. The document was a historical record of the event.
4. The document was stored in a digital format.
5. The document was used as proof in the court case.