What is the answer to "Letter after sigma" in the USA Today Crossword?

The answer to the USA Today Crossword clue "Letter after sigma" is TAU (3 letters).

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USA

Letter after sigma USA Today Crossword Clue

Down clue · from the September 3, 2026 puzzle

Stuck on “Letter after sigma” from the USA Today Crossword? Here is the verified answer:

Answer

TAU

3 letters · Down · last seen September 3, 2026

1DTicks off5 1A"Mini" convenience store4 2DFinds charming6 3DPart of a cookbook6 5ATrade practice jabs4 5DJapan's national sport4 6DSuggestion provided to improv actors6 7DMix in3 8D"You'll ___ the day!"3 9DMountain lion6 9AMake small talk4