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The Clue
Add-on (8 letter answer)
The Answer
APPENDIX
Tags
Notes
The answer APPENDIX is so rare that it appears less than once every 2500 puzzles.
Related Clues
Supplement
Book addendum
Definition
APPENDIX as a noun:
1. supplementary material that is collected and appended at the back of a book
2. (appendix, vermiform appendix, vermiform process, cecal appendage) = a vestigial process that extends from the lower end of the cecum and that resembles a small pouch