optical

(adjective)

adjective

1. of or relating to or involving light or optics

- optical supplies

2. relating to or using sight

- an optical illusion

Similar word(s): ocular, optic, visual

3. of or relating to or resembling the eye

- the optic (or optical) axis of the eye

Similar word(s): ocular, ophthalmic, optic

Sentences with optical as an adjective:

- Strabismus is an optical defect.

- A microscope is an optical instrument.

- Refraction is an optical effect.

- Optical telescopes don't work when it is cloudy.

- An optical switch opens the door automatically.