- of or connected with the sense of sight; visual; ocular
- of the relation between light and vision
- having to do with optics
- for aiding vision
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.
- Of or relating to sight; visual: an optical defect.
- Designed to assist sight: optical instruments.
- Of or relating to optics.
- Relating to or using visible light: optical astronomy.
- Using light-sensitive devices.
(comparative more optical, superlative most optical)
- Of, or relating to sight; visual
- Strabismus is an optical defect.
- Designed to assist or enhance sight
- A microscope is an optical instrument.
- Of, or relating to optics
- Refraction is an optical effect.
- Of, or relating to visible light
- Optical telescopes don't work when it is cloudy.
- Incorporating light-sensitive devices
- An optical switch opens the door automatically.
optic +"Ž -al
optical - Computer Definition
- The mistake, shown in all the old maps of Australia, had originated in a curious optical illusion.
- In length by any mirrors which can be practically constructed would be like attempting optical experiments with mirrors one-hundred-thousandth of an inch in diameter.
- Malt, tinware, flour and grist-mill products, boilers, stoves and ranges, optical supplies, wall-paper, cereals, canned goods, cutlery, tin cans and wagons are manufactured, and there are also extensive nurseries.
- 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.