Optical meaning

ŏptĭ-kəl
Using light-sensitive devices.
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The definition of optical is having to do with sight or light.

An example of optical used as an adjective is in the phrase "optical illusion," which means an illusion that tricks the eyes.

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Designed to assist sight.

Optical instruments.

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Of or relating to optics.
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Relating to or using visible light.

Optical astronomy.

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Of or connected with the sense of sight; visual; ocular.
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Of the relation between light and vision.
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Having to do with optics.
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For aiding vision.
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Relating to sight; visual.

An optical defect.

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Designed to assist sight.

Optical instruments.

adjective
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Relating to optics.
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Relating to or using visible light.

Optical astronomy.

adjective
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Using light-sensitive devices.
adjective
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Relating to vision or the eyes.
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Relating to optics.
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Relating to or using visible light.
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In physics, relating to the study of light in the infrared (IR), visible, and ultraviolet (UV) regions of the electromagnetic spectrum. See also electromagnetic spectrum, IR, light, UV, and visible light.
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Of, or relating to sight; visual.

Strabismus is an optical defect.

adjective
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Designed to assist or enhance sight.

A microscope is an optical instrument.

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Of, or relating to optics.

Refraction is an optical effect.

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Of, or relating to visible light.

Optical telescopes don't work when it is cloudy.

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Incorporating light-sensitive devices.

An optical switch opens the door automatically.

adjective
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Of or relating to sight; visual.

An optical defect.

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Origin of optical

  • optic +"Ž -al

    From Wiktionary

Optical Sentence Examples

  • The mistake, shown in all the old maps of Australia, had originated in a curious optical illusion.

  • His optical investigations are perhaps the subject in which he most contributed to the progress of science; and the lucidity of exposition which marks his Dioptrics stands conspicuous even amid the generally luminous style of his works.

  • His researches extended to almost every branch of physical science, but his most important work was of an optical character.

  • Dark coloured micas are strongly pleochroic. Accurate determinations of the optical orientation, as well as the symmetry of the etching figures on the cleavage planes, seem to suggest that the micas, except muscovite, may be anorthic rather than monoclinic in crystallization.

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Words near optical in the Dictionary