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retinal

retinal

19 6.0
Relating to the retina, the light-sensitive part at the back of the eye
  • adjective
  • /ˈrɛtɪnəl/
  • Specialized
translation icon : retiniano
  • Serial retinal photographs show the rapidity of the retinal progression of untreated disease from a small, peripheral unilateral lesion.
  • retinal prosthesis
  • retinal hemorrhage
  • retinal image

Do they have blood flowing to the retinal tissue or not?

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Examples

  • The retinal implant is a microelectronic prosthesis... ...that can reverse the effects of retinal degeneration.

  • Maria is a 6-year-old with retinal detachments in both eyes caused by retinopathy of prematurity.

    Academic text (1998)
  • I never gave you guys a retinal scan.

  • - It requires a retinal scan to shut it down.

  • Do they have blood flowing to the retinal tissue or not?

  • A retinal identification check is required to proceed.

  • Our surveillance cameras captured several images of the terrorist though the mask obviously makes retinal identification impossible.

  • A slowed metabolism of the retinal epithelium can cause age-related macular degeneration.

    Academic text (1998)
  • There are patients with visual cell loss like our rodless coneless mice, but they've still got the photosensitive retinal ganglion cells.

  • The doctor explained that damage to the retinal cells could lead to permanent vision loss.

Compounds

retinal scanning
  • Specialized
1 5.7

A security check that uses a picture of the back of the eye to find who a person is

retinal detachment
  • Specialized
1 6.9

The retina pulls away from the back of the eye and causes sudden vision loss that needs urgent treatment

retinal cone
  • Specialized
1 6.6

A cell in the eye that senses bright light and helps you see color

retinal purple
  • Specialized
9.1

A red substance in the eye that helps you see in dim light

retinal rod
  • Specialized
7.4

A cell at the back of the eye that helps you see in very low light

Surface Forms

retinal positive

Morphology

retinal = retina (transparent) = retina + al

Standard adjective formation from 'retina' with '-al', directly meaning 'relating to the retina.'

Etymology

Retinal comes from retina, which comes from the Latin word rete meaning 'net' because the back of the eye looks like a net of cells, and the ending -al means 'related to', so retinal means 'relating to the retina'.