Dioptometers is valid Scrabble Word

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

Definitions for DIOPTOMETERS in dictionary:

Words related to DIOPTOMETERS

dioptometer16

Similar words containing DIOPTOMETER without suffix s

dioptometer16
Find what other words can be done using letters: "dioptometers"
https://scrabble-word.com/finder/dioptometers
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