from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See hyperopia.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. hyperopia
from the GNU version of the Collaborative International Dictionary of English
- n. An abnormal condition of the eye in which, through shortness of the eyeball or fault of the refractive media, the rays of light come to a focus behind the retina, making vision for distant objects better than for near objects; farsightedness; -- now most commonly called hyperopia. Cf. emmetropia.
from The Century Dictionary and Cyclopedia
- n. A natural or acquired condition of the eyes in which the focus (that is, of parallel rays when the accommodation is completely relaxed) falls behind the retina; long-sightedness: the opposite of myopia. Also hyperopia, hypermet-ropy, and hyperpresbyopia.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. abnormal condition in which vision for distant objects is better than for near objects
Predisposing factors include all underlying causes of a narrow anterior chamber such as hypermetropia and cataract.
In "long sight," or hypermetropia both the near and far point of vision are concerned, and there is no distinct vision at any distance without a strain.
Minnesota village, I had never heard of adenoids, hypertrophied tonsils, myopia, hypermetropia, or the relation of these defects and of neglected teeth to malnutrition, truancy, sickness, and dullness.
They also examined other animals, and the same proportion of hypermetropia existed.
In the eyes of the guinea pig about the same proportion of hypermetropia existed.
There is a high degree of hypermetropia in each eye, the R. has nearly 6.0 D and the L. about 5.0 D.
Associate Professor at the Camera Culture Lab, Ramesh Raskar, who led the project, said the device can be mass-produced for less than $2 a piece and used to diagnose myopia, hypermetropia and astigmatism.
By retrofitting a Nexus One with a microlens array or pin-hole array and then shooting beams of light into a person's eye, they can figure out whether you have myopia, hypermetropia or astigmatism and, if so, how bad it is.
Even though Kumar had long-sightedness (hypermetropia) since birth, it wasn't discovered early enough.
Wordnik is becoming a not-for-profit! Read our announcement here.