Usually means: Relating to light and vision.
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We found 31 dictionaries that define the word Optical:

General (23 matching dictionaries)
  1. optical: Longman Dictionary of Contemporary English
  2. optical: Merriam-Webster
  3. optical: Oxford Learner's Dictionaries
  4. optical: American Heritage Dictionary of the English Language
  5. optical: Collins English Dictionary
  6. optical: Vocabulary.com
  7. Optical, optical: Wordnik
  8. optical: Cambridge Advanced Learner's Dictionary
  9. optical: Wiktionary
  10. optical: Webster's New World College Dictionary, 4th Ed.
  11. optical: The Wordsmyth English Dictionary-Thesaurus
  12. optical: Infoplease Dictionary
  13. optical: Dictionary.com
  14. optical: Cambridge Essential American English Dictionary
  15. Optical (musician), Optical: Wikipedia, the Free Encyclopedia
  16. Optical: Online Plain Text English Dictionary
  17. optical: Rhymezone
  18. Optical: AllWords.com Multi-Lingual Dictionary
  19. optical: FreeDictionary.org
  20. optical: Mnemonic Dictionary
  21. optical: TheFreeDictionary.com

Art (1 matching dictionary)
  1. optical: ArtLex Lexicon of Visual Art Terminology

Computing (1 matching dictionary)
  1. optical: Encyclopedia

Medicine (4 matching dictionaries)
  1. optical: Merriam-Webster Medical Dictionary
  2. Dorland's Illustrated Medical Dictionary (No longer online)
  3. online medical dictionary (No longer online)
  4. -optical, optical: Medical dictionary

Miscellaneous (1 matching dictionary)
  1. OPTICAL: Acronym Finder

Tech (1 matching dictionary)
  1. optical: Webster's New World Telecom Dictionary

(Note: See optically as well.)

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Definitions from Wiktionary (optical)

▸ adjective:  Of, or relating to sight; visual.
▸ adjective:  Designed to assist or enhance sight
▸ adjective:  Of, or relating to optics.
▸ adjective:  Of, or relating to visible light.
▸ adjective:  Incorporating light-sensitive devices.
▸ noun:  (film) Any special effect requiring laboratory work on the film.

Similar:
visual, optic, ocular, opthalmic, optomechanical, optoelectronic, photoelectronic, photonic, photoelectrical, electrooptical, more...

Opposite:
acoustic, tactile, auditory, olfactory, gustatory

Types:
refraction, reflection, diffraction, interference, aberration, polarization, diffuse reflection, specular reflection, more...

Phrases:
optical fiber, optical system, optical density, optical fibers, optical axis, more...

Adjectives:
aero, electro, photo, quasi, all, micro, reconfigurable, next, positive, acousto, plasma

Colors:
    white,     black,     gray,     silver,     gold, more...



▸ Words similar to Optical

▸ Usage examples for Optical

▸ Idioms related to Optical

▸ Wikipedia articles (New!)

▸ Popular adjectives describing Optical

▸ Popular nouns described by Optical

▸ Words that often appear near Optical

▸ Rhymes of Optical

▸ Invented words related to Optical

Similar:
visual, optic, ocular, opthalmic, optomechanical, optoelectronic, photoelectronic, photonic, photoelectrical, electrooptical, more...

Opposite:
acoustic, tactile, auditory, olfactory, gustatory

Types:
refraction, reflection, diffraction, interference, aberration, polarization, diffuse reflection, specular reflection, more...

Phrases:
optical fiber, optical system, optical density, optical fibers, optical axis, Optical path, Optical depth, optical illusion, optical power, optical microscope, optical activity, optical instruments, more...

Adjectives:
aero, electro, photo, quasi, all, micro, reconfigurable, next, positive, acousto, plasma

Colors:
    white,     black,     gray,     silver,     gold, more...



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