Abbreviation before an additional addendum Crossword Clue

We have the 3-letter answer for Abbreviation before an additional addendum crossword clue, last seen in the The Atlantic Crossword September 11, 2025 puzzle. Let us help you solve the crossword clue that has you stumped so you can finish the puzzle.

Abbreviation before an additional addendum Crossword Answer

↓13.

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Hint 1: Clue Definitions

ADDENDUM (noun)
1. textual matter that is added onto a publication; usually at the end
ADDITIONAL (adjective)
1. further or added

More The Atlantic Crossword (9/11/2025) Answers

Across

1. "Why do they call it ___ when you of in the cold food of out hot eat the food?" (copypasta meme)

5. It goes down and comes back up

8. Growth among needles

10. Displays during some YouTube outros

11. Something that might use leaves for salads?

12. Outlaw

13. It's a long shot

18. Game with a series of frustrating calls?

19. Opportunity to gossip about the main group chat, e.g.

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Down

1. Subject of the Atlantic article "The Cartel That Never Was"

2. Rosso o bianco, per esempio

3. Exo- opposite

4. Tender pork part in many southern-style gravy recipes

5. Crown

6. Command you might frantically repeat after making a mistake

7. Support for a work computer

9. "Willkommen" show

14. Poke bowl protein

15. Allusion

16. "Chapter One: Mad___" (Stranger Things episode that introduces Sadie Sink's character)

17. Certain Aetna employee: abbr.

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