addendum

USAGE SUMMARY

The word 'addendum' is correct and usable in written English.
It is a noun meaning a supplementary addition to a document and is usually used when referring to an amendment or additional information being added to an already existing document or agreement. Example Sentence: The report included an addendum with additional instructions for the project's implementation.

✓ Grammatically correct

News & Media

Encyclopedias

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Johnson, in an addendum to the report, partially concurred with many of the inspector general's findings, though he disputed several.

The Guardian

Attaching an author addendum to your publishing agreement is a great way to publish where you want while still retaining the right to openly distribute your work.

The Guardian

An ECB spokesman hurriedly added that "nothing had changed" and introduced an addendum to the effect that Pietersen would have to also be seen as "a positive influence".

The Guardian - Sport

He may want to issue a papal addendum about the further dos and don'ts before the global smackfest – this carnival of parental abuse – gets out of hand.

The Guardian - Opinion

(Addendum: Several commenters point out that Mr Obama and Mr Biden were queitly sworn in on Sunday, the day before the inaugural festivities, because the constitution provides that the previous term ends on January 20th, but inaugural celebrations are not normally held on Sundays. Mr Biden nailed the oath that time.

The Economist

Addendum:  "Where did Justice Roberts get the right to be so creative?," some readers might be asking.

The Economist

(Marginal Revolution) Alex Tabarrok has added an addendum to his climate change post, which reads, "[Non-sceptics] argue that the problem is so serious that we must act before the evidence is in".

The Economist

The industry was relegated to a last-minute addendum to the North American Free Trade Agreement.

The Economist

THE blogosphere is abuzz with the possibility that the financial crisis may be beginning a new sovereign banking and exchange rate crisis in emerging markets (see this cut and paste post with pithy comments from Yves Smith, and my colleague's addendum).By dumb luck, I got a Vox column today providing a research-based perspective on exactly this issue.

The Economist

Mr Peres's friends are proposing an addendum to the party's resignation bill that would give an indicted prime minister the option of taking leave rather than resigning.

The Economist

Addendum: My little trick at the beginning confused some people, plus I left some complexity out of the discussion in order to get to my main point.

The Economist

Expert writing Tips

Best practice

When using "addendum", ensure it clearly references the original document and specifies what information is being added or modified. This helps avoid confusion and ensures clarity.

Common error

A frequent mistake is using "addendum" for substantial revisions that should instead warrant a completely new document. An "addendum" should supplement, not replace, the original content.

Linguistic Context

The word "addendum" functions primarily as a noun, referring to something that is added, especially text added as an appendix or supplement to a document. As Ludwig AI confirms, it is grammatically correct and suitable for use in written English.

Expression frequency: Very common

Frequent in

News & Media

38%

Encyclopedias

15%

Science

15%

Less common in

Formal & Business

10%

Unknown/unmatched sources

7%

Wiki

0%

Ludwig's WRAP-UP

The word "addendum" is a grammatically sound and frequently employed noun that denotes supplementary information appended to a document. As noted by Ludwig, it's considered correct for written English. It serves the purpose of clarifying or extending the original content without fundamentally altering it. Predominantly used in news, encyclopedias, and scientific sources, the term maintains a neutral to formal register. When incorporating an "addendum", clarity and direct reference to the initial document are paramount. While synonyms like "supplement" and "appendix" exist, the precision of "addendum" is most suitable for professional contexts.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

supplement

Indicates something that completes or enhances something else.

appendix

Refers to a section or table of subsidiary matter at the end of a book or document.

postscript

A note added at the end of a letter or document.

rider

An additional clause or amendment attached to a document or bill.

annex

A document or piece of writing added to another.

attachment

Something that is added or connected to something else.

elaboration

The act of adding more detail concerning what has already been said.

afterword

A concluding section or commentary at the end of a book.

footnote

A note placed at the bottom of a page, usually providing additional information.

errata

A list of errors and their corrections inserted in a book or other publication.

FAQs

How do you use "addendum" in a sentence?

You can use "addendum" to refer to supplementary information added to a document. For example, "The contract included an "addendum" detailing the payment schedule".

What is a synonym for "addendum"?

Synonyms for "addendum" include "supplement", "appendix", and "postscript". The best choice depends on the specific context.

When should I use "addendum" versus "revision"?

"Addendum" is used for supplementary additions, while "revision" implies a more comprehensive alteration or update of the entire document. Use "addendum" for minor updates and "revision" for major changes.

Is "addenda" the plural form of "addendum"?

Yes, "addenda" is the plural form of "addendum". For example, "The report included several "addenda" providing further details on the findings".