Trihedra is valid Scrabble Word

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

Definitions for TRIHEDRA in dictionary:

Words related to TRIHEDRA

trihedron13

Words that contain TRIHEDRA

trihedral13 trihedrals14
Find what other words can be done using letters: "trihedra"
https://scrabble-word.com/finder/trihedra
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