Definitions
Additional material added to a text, often at the end.
Word origin
From the gerundive of Latin addere (“to add”).
Used in a sentence
“An addendum was added to the contract to clarify payment terms.”
“The author included an addendum at the end of the book.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Extra final note”8 letters
02“Extra final section”8 letters
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