Sigmas is valid Scrabble Word

Is sigmas a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is sigmas valid Words with Friends?
Words with Friends YES

Definitions for SIGMAS in dictionary:

Words related to SIGMAS

sigma8

Similar words containing SIGMA without suffix s

sigma8 sigmate10 sigmated12 sigmates11 sigmatic13 sigmating13 sigmation12 sigmatism14 sigmatron12 sigmations13 sigmatisms15 sigmatrons13
Find what other words can be done using letters: "sigmas"
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