Optophone is valid Scrabble Word

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

Definitions for OPTOPHONE in dictionary:

Words related to OPTOPHONE

optophones17

Words that contain OPTOPHONE

optophones17
Find what other words can be done using letters: "optophone"
https://scrabble-word.com/finder/optophone
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