optical

American  

[op-ti-kuhl] / ˈɒp tɪ kəl /

adjective

1. of, relating to, or applying optics optics or the principles of optics.

2. constructed to assist sight or to correct defects in vision.

3. of or relating to sight or vision; visual.

4. of or relating to the eye.

5. of or relating to an optician or opticians or to their products, especially eyeglasses.

   an optical service.

6. dealing with or skilled in optics.

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noun

1. opticals. optical effects.

optical British  

/ ˈɒptɪkəl /

adjective

1. of, relating to, producing, or involving light

2. of or relating to the eye or to the sense of sight; optic

3. (esp of a lens) aiding vision or correcting a visual disorder

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optical Scientific  

/ ŏp′tĭ-kəl /

1. Relating to vision or the eyes.

2. Relating to optics.

3. Relating to or using visible light.

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Other Word Forms

• nonoptical adjective
• nonoptically adverb
• optically adverb
• suboptical adjective
• suboptically adverb

Etymology

Origin of optical

First recorded in 1560–70; optic + -al ¹