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Home/USA Today Crossword/Greek letter before tau

Greek letter before tau

Looking for the answer to the USA Today Crossword clue “Greek letter before tau”? The solution is SIGMA, a 5-letter word. This clue was most recently seen in the September 30, 2026 (Wednesday) USA Today Crossword. Tap any date below to open that day's complete puzzle, or search another clue from the bar above.

Answer
SIGMA
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