op-, opt-, optico-, opsi-, opso-, -opia, -ops, -opsia, -opsis, -opsy, -optic, -opic, -opy +

(Greek: eye[s]; sight; see, vision)


hypereuryopia
1. An excessively wide opening of the eyes.
2. Very large palpebral (eyelid) apertures (openings), both in width and height.
hypermetropia
An abnormal condition of the eye in which vision is better for distant objects than for near objects.

It results from the eyeballs being too short from front to back, causing images to be focused behind the retinas. Also known as "farsightedness".

hyperopia
Farsightedness; the ability to see distant objects more clearly than close objects.
interopsial
A reference to the distance between the eyes.
interopsium
The distance between the eyes.
iridectopia
Displacement of the pupil of the eye.
irisopsia
Visual defects of the iris in the eyes in which objects appear surrounded by rings of colored light.
isometropia
A condition in which both eyes have equal refractive power (capable of changing the direction of a light).

If, for example, one eye is myopic (nearsighted), so is the other; or if one eye is hyperopic (farsighted), so is the other one; or both eyes may have normal refractive power.

isopia
Equal vision in the eyes.
kalopsia
A condition, or a delusion, when things appear more beautiful than they really are.
macropsia
1. An illusion in which objects appear larger than their actual sizes.
2. A medical condition in which everything perceived by the eyes appear to be bigger than it really is, often as a result of a retinal disease or a brain disorder.
3. The visual perception of objects as being larger than they really are.
megalopia
The perception of objects as being larger than they are.
meropia
Loss of sight in one or more meridians of the visual field.
myopia
Nearsightedness, the ability to see close objects more clearly than distant objects.

Myopia can be caused by a longer-than-normal eyeball or by any condition that prevents light rays from focusing on the retina.

myopic
Referring to, relating to, or suffering, from myopia (nearsightedness).

Related references to "eye" or "eye part" word families: blepharo-; core-; corneo-; eye, eyes; irido-; lenti-, lens-; lenticulo-; ocelli-; oculo-; ophthalmo-; phaco-; pupillo-; retino-; uveo-.

Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; demonstra-; -orama; pare-; phanero-; phant-; pheno-; scopo-; spec-; vela-, veal-; video-, visuo-.


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