Choose the perfect synonym or antonym for the word Relating to sight or the behavior of light.
Optical
Synonyms:
Antonyms:
Examples:
The optical illusion left everyone in awe.She specializes in optical physics in her research.New optical fibers improve internet speeds drastically.
Etymology:
Derived from Latin opticus, and Greek optikos, concerning sight, from optos meaning visible, seen.
Usage Statistics:
3 mentions per 1 million words 
Hint: Frequency according to COCA
Moderate
Hint: Frequency according to COCA
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