<p><strong>noun</strong></p><ul><li>a written or printed paper furnishing information or evidence, as a passport, deed, bill of sale, or bill of lading; a legal or official paper: You'll need documents from your employers and your bank to prepare your income tax return.</li><li>any written item, as a book, article, or letter, especially of a factual or informative nature: The leaked document proves that the management team knew about the safety issues before the product launch.</li><li>Digital Technology. a computer data file, especially one with formatted text: Luckily, I saved my document right before the power went out.</li><li>Archaic. evidence; proof.</li></ul><p><strong>verb</strong></p><ul><li>(used with object) to furnish with documents.</li><li>to furnish with references, citations, etc., in support of statements made: a carefully documented biography.</li><li>Synonyms: validate, substantiate, verify, corroborate.</li><li>to support by documentary evidence: to document a case.</li><li>Nautical. to provide (a vessel) with a certificate giving particulars concerning nationality, ownership, tonnage, dimensions, etc.</li><li>Obsolete. to instruct.</li></ul>