Tribrachial is valid Scrabble Word

Is tribrachial a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is tribrachial valid Words with Friends?
Words with Friends NO

Definitions for TRIBRACHIAL in dictionary:

Similar words containing BRACHI without suffix al and without prefix tri

brachia14 abrachia15 brachial15 brachium17 abrachias16 brachials16 brachiate16 brachiums18 brachiated18 brachiates17 brachiator17 brachiopod20 tribrachic19 brachiating19 brachiation18 brachiators18 brachiopods21 brachiosaur18 amphibrachic28 brachiations19 brachiosaurs19 brachiosaurus20 brachiocephalic31 brachiosauruses22 brachistochrone27
Find what other words can be done using letters: "tribrachial"
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