Diphenylhydantoin is valid word

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

Definitions for DIPHENYLHYDANTOIN in dictionary:

Words that contain DIPHENYLHYDANTOIN

diphenylhydantoins34
Find what other words can be done using letters: "diphenylhydantoin"
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