nearsightedness

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nearsightedness

or

myopia,

defect of vision in which far objects appear blurred but near objects are seen clearly. Because the eyeball is too long or the refractive power of the eye's lens is too strong, the image is focused in front of the retina rather than upon it. Corrective eyeglasseseyeglasses
or spectacles,
instrument or device for aiding and correcting defective sight. Eyeglasses usually consist of a pair of lenses mounted in a frame to hold them in position before the eyes.
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 with concave lenseslens,
device for forming an image of an object by the refraction of light. In its simplest form it is a disk of transparent substance, commonly glass, with its two surfaces curved or with one surface plane and the other curved.
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 compensate for the refractive error and help to focus the image on the retina. Hard corneal contact lenses or soft hydrophilic contact lenses are another option, usually offering better acuity and peripheral vision than do eyeglasses. (Contact lenses may be troublesome for people who tend to get eye infections or have hand tremors, however.) Nearsightedness can also be corrected by using laser cornea surgery and a device called a microkeratome to flatten the eye, or by surgically implanting a corrective lens behind the iris.

nearsightedness

[′nir¦sīd·əd·nəs]
(medicine)
References in periodicals archive ?
I might be nearsighted again because I'm being stubborn, but they will never know how far my vision reaches because of reading a lot.
The report also cited a study of 18 men kept indoors for 45 days who showed changes in eyesight toward myopia, mainly in men who were already nearsighted or farsighted.
The findings in the study, a review of previous studies that was published in Opthalmology, suggest to some experts that nearsighted people -- a third of all US residents -- may want to undergo regular eye screening.
I only needed specs for reading, but as a result of wearing them all the time to try to look like Buddy Holly, I became nearsighted.
That is great, since I am extremely nearsighted and have problems with tiny words.
95 978-0-15-205311-6 Grades 6-8, After nearsighted Wendy finds a pair of magic glasses on her front lawn, site wears them to visit her grandmother in the nursing home and ends up involved with elves, dragons, a mischievous "spreenie," and time travel.
Shame on us for being so nearsighted as to lose view of their genius, common sense and the true meaning of their doctrines.
Small of build, nearsighted and blessed with total recall, Joseph Bruchac was raised near Saratoga, New York, by his grandparents, who sheltered him from his abusive father.
In its online edition, the daily said the file described Kim as a slender man of about 170 centimeters with type O blood who is very nearsighted.
It's just the thing for those of us who are so nearsighted we've been turned down for common LASIK surgery.
It would be nearsighted, if not hypocritical, to try to deny the future growth of our area.
Some CPAs think clients may view offshoring as one more nearsighted approach that needlessly diminishes the U.