Word parts
retin/o retina-al relating to
What it means
The retina works like the film in a camera: it turns light into nerve signals that travel to the brain through the optic nerve. Retinal problems include retinal detachment, where the retina pulls away from the back of the eye, and damage from diabetes or high blood pressure (diabetic retinopathydy-uh-BET-ik ret-ih-NOP-uh-theeDamage to the small blood vessels of the retina caused by diabetes.retin/o retina-pathy diseaseFull entry ). A sudden shower of floaters, flashes of light, or a shadow or curtain across part of the vision needs urgent eye care.
At a glance
| Spanish | retiniano |
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Related terms
-al
A word ending that means relating to or belonging to.
iris
The colored ring of muscle in the eye that controls the size of the pupil.
diabetic retinopathy
Damage to the small blood vessels of the retina caused by diabetes.