optical

Pluralopticals

1. 1
   adjective

   Having to do with seeing or with the eyes.

   An optical illusion made the straight lines look bent.

   The eye sends optical signals to the brain.

   Similarvisual, ocular

2. 2
   adjective

   Made to help people see better.

   He chose new optical frames at the eye shop.

   These optical lenses help her read small print.

3. 3
   adjective

   Having to do with the study of light and how it behaves.

   Optical science explains why a straw looks bent in water.

   Engineers use optical rules to design better telescopes.

4. 4
   adjective

   Having to do with light that people can see.

   An optical telescope collects light that we can see.

   They took optical photos of the night sky.

5. 5
   adjective

   Using parts that work by sensing light.

   An optical mouse uses light to track your hand.

   The machine has an optical reader for barcodes.

6. 6
   nouncountable

   A movie effect that is added by working on the film in a lab.

   Like a special trick added to a photo after it is taken, but done to old movie film.

   The fade-out at the end of the movie was made as an optical.

   Old films used an optical to blend two pictures into one.

   Note

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