<p><strong>Noun</strong></p><ul><li>something added to complete a thing, supply a deficiency, or reinforce or extend a whole.</li><li>a part added to a book, document, etc., to supply additional or later information, correct errors, or the like.</li><li>Synonyms: epilogue, addendum, postscript.</li><li>a part, usually of special character, issued as an additional feature of a newspaper or other periodical.</li><li>Geometry: the quantity by which an angle or an arc falls short of 180° or a semicircle.</li></ul><p><strong>Verb</strong></p><ul><li>(used with object) to complete, add to, or extend by a supplement.</li><li>to form a supplement or addition to.</li><li>to supply (a deficiency).</li></ul><p><strong>End of Response</strong></p>