Isopiestically is valid Scrabble Word

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

Definitions for ISOPIESTICALLY in dictionary:

Words related to ISOPIESTICALLY

isopiestic14
Find what other words can be done using letters: "isopiestically"
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