addendum — English Dictionary

Noun

1. Something to be added; especially text added as an appendix or supplement to a document.

   Synonyms

   addend

   Examples

   An addendum was added to the contract to clarify payment terms.

   The author included an addendum at the end of the book.

2. A postscript.

3. The height by which the tooth of a gear projects beyond (outside for external, or inside for internal) the standard pitch circle or pitch line.

Noun

1. textual matter that is added onto a publication; usually at the end

   Synonyms

   supplementpostscript

   Broader terms

   matter