Symbol used in summation
Crossword clue · 1 known answers · 1 appearances · Last seen in the New York Times crossword on May 22, 2026
Latest answer · Verified
SIGMA
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About this clue
The clue “Symbol used in summation” has appeared 1 times in our database with 1 different answers, so count the squares in your grid and check the crossings before you commit. Most recently it ran in the New York Times crossword on May 22, 2026, where the answer was SIGMA.
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