Polyesterifications is valid word

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

Definitions for POLYESTERIFICATIONS in dictionary:

Similar words containing POLYESTERIFICATION without suffix s

polyesterification28
Find what other words can be done using letters: "polyesterifications"
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