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Addendum

/əˈdɛndəm/

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

Full Dictionary Entry

📖 Definitions of "Addendum"

noun

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

🔄 Synonyms of "Addendum"

2 synonyms found via WordNet and Google Books.

Word	Definition
supplementnoun	Something added; especially, such an addition added to make up for a deficiency.
postscriptnoun	(countable) An addendum to a letter, added after the author's signature.

💡 Words with a Similar Meaning to "Addendum"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
postscriptnoun	(countable) An addendum to a letter, added after the author's signature.
supplementnoun	Something added; especially, such an addition added to make up for a deficiency.
summationnoun	(mathematics) summing; summing up; adding (adding up) of a series of items.
additionnoun	(uncountable, arithmetic) The arithmetic operation of adding.
indexnoun	An alphabetical listing of items and their location.
add-onnoun	(computer hardware, software) A software extension or hardware peripheral that provides additional functions or customization for a core application or system.
plusnoun	A positive quantity.
additionalitynoun	(economics) Net positive difference that results from economic development intervention. The extent to which an activity (and associated outputs, outcomes and impacts) is larger in scale, at a higher quality, takes place quicker, takes place at a different location, or takes place at all as a result of intervention. Additionality measures the net result, taking account of deadweight, leakage, displacement, substitution and economic multipliers.
schedulenoun	A procedural plan, usually but not necessarily tabular in nature, indicating a sequence of operations and the planned times at which those operations are to occur.
addnoun	(computer science) An act or instance of adding.
appendixnoun	A text added to the end of a book or an article, containing additional information.
additionalnoun	Something added.
additivenoun	A substance added to another substance or product to produce specific properties in the combined substance.
aggregationnoun	The act of collecting together, of aggregating.
corrigendumnoun	An error that is to be corrected in a printed work after publication.
pagenoun	One of the many pieces of paper bound together within a book or similar document.
annexnoun	An addition to the territory of a country or state, from a neighbouring country or state, normally by military force.
insertionnoun	The act of inserting, or something inserted.
admixturenoun	An instance of admixing, a mixing in of something.
contentsnoun	(usually in the plural) That which is contained.