"Dioptrics" validity in different word game dictionaries

Dictionary Validity
Scrabble US(US/Canada/Thailand - TWL/NWL) Yes
Scrabble UK(International - SOWPODS/CSW) Yes
Words with Friends(WWF) Yes

"dioptrics" Definition

  1. the scientific study of refraction (= the way light changes direction when it goes through glass, etc.)

"dioptrics" Synonyms & Antonyms

"dioptrics" synonyms:

  • anaclastics,
  • fiber-optics,
  • optical-fiber,
  • catoptrics,
  • fibre-optics,
  • glass-fiber,

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