hypermetropy
Học thuậtThân thiện
Definition
Noun: * Hypermetropy: An abnormal condition of the eye, also known as farsightedness or hyperopia, in which light rays focus behind the retina. This results in vision for distant objects being clearer than for near objects.
Usage Examples
- Noun:
- The optometrist diagnosed the patient with hypermetropy, explaining why reading caused eye strain.
- Hypermetropy is often corrected with convex lenses in eyeglasses or contact lenses.
- Unlike myopia, hypermetropy allows for relatively good distance vision.
Advanced Usage
- Clinical Context: In ophthalmology, hypermetropy is measured in diopters. A positive diopter value indicates the degree of farsightedness.
- The child's hypermetropy was measured at +2.50 diopters.
Variants and Related Words
- Hypermetropic (Adjective): Describing or relating to hypermetropy.
- A hypermetropic eye has a shorter-than-normal axial length.
- Hyperopia (Noun): The more common clinical synonym for hypermetropy.
- Farsightedness (Noun): The common, non-technical term for hypermetropy.
Synonyms
- Farsightedness
- Hyperopia
- Longsightedness (primarily British English)
Antonyms
- Myopia (nearsightedness)
- Nearsightedness
Noun
- abnormal condition in which vision for distant objects is better than for near objects