Electroretinograph is valid word

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

Definitions for ELECTRORETINOGRAPH in dictionary:

Words that contain ELECTRORETINOGRAPH

electroretinography30 electroretinographs27 electroretinographic30 electroretinographies29
Find what other words can be done using letters: "electroretinograph"
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