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Frat letters
Answer for the clue "Frat letters ", 6 letters:
sigmas
Alternative clues for the word sigmas
Word definitions for sigmas in dictionaries
Wiktionary
Word definitions in Wiktionary
n. (plural of sigma English)
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Sigma \Sig"ma\, n.; pl. Sigmas . [L., from Gr. ???, ???.] The Greek letter [Sigma], [sigma], or [sigmat] (English S, or s). It originally had the form of the English C.