Letters after a proof
The crossword clue "Letters after a proof" is answered by QED, a 3-letter entry. Used 19 times across 13 distinct years; most recently in 2008; first recorded in 1979. It appears in 5 publications in the xd corpus.
The answer
QED
3 letters. See every clue for this answer on the QED answer page.
Used 19 times across 13 distinct years; most recently in 2008; first recorded in 1979. It appears in 5 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for QED
Every other clue in this collection answered by QED, most used first.
- Proof letters - used 78 times, most recently in 2025
- Proof-ending letters - used 25 times, most recently in 2024
- Proof abbr. - used 22 times, most recently in 2015
- Proof-ending abbr. - used 13 times, most recently in 2026
- Proof ender - used 10 times, most recently in 2022
- Letters at the end of a proof - used 9 times, most recently in 2026
- Logical conclusion - used 9 times, most recently in 2019
- Math-proof letters - used 9 times, most recently in 2010
- End of a proof - used 8 times, most recently in 2026
- End-of-proof letters - used 8 times, most recently in 2025
- Proof ending - used 8 times, most recently in 2018
- Proof finale - used 8 times, most recently in 2025
- Math class abbr. - used 6 times, most recently in 2017
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Genetic letters - RNA, used 265 times
- Debtor's letters - IOU, used 249 times
- Explosive letters - TNT, used 225 times
- Letters before an alias - AKA, used 194 times
- Letter after sigma - TAU, used 161 times
- Alias letters - AKA, used 146 times
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