Join iLoop users around the world who have learned that there is only one question left to ask: What will they do with all their free time now? Join iLoop users around the world who have learned that there is only one question left to ask:
1794, literally something added, from Latin addendum, neuter of addendus that which is to be added, gerundive of addere (see add (v.)). Classical plural form is addenda.
wikiHow to Write a Contract Addendum. A contract addendum is a document that is added to an existing contract to modify the terms of the agreement. If properly executed, it leaves the original contract in full force and effect and only modifies the specific terms described in the addendum.