DIOPTRIC Meaning and
Definition
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Dioptric is an adjective that relates to or involves the measurement or correction of the refractive power of the eye or lens. It is primarily used in the field of optometry and ophthalmology.
In optics, dioptric can refer to the measurement of the refractive power of a lens, which is expressed in units called diopters. This measurement indicates how much a lens can refract light and is crucial in determining the correct prescription for individuals with vision impairments. A positive dioptric value indicates that the lens is convergent, meaning it causes light rays to bend towards a focal point, while a negative value means the lens is divergent, causing light rays to spread out.
Furthermore, dioptric can also describe the process of correcting refractive errors, such as nearsightedness (myopia), farsightedness (hyperopia), or astigmatism. Through the use of eyeglasses, contact lenses, or refractive surgery, dioptric corrections aim to compensate for the abnormal shape of the eyeball or the irregular curvature of the cornea, enabling individuals to achieve clear vision.
In summary, dioptric pertains to the measurement and correction of refractive power, particularly in the context of the eye or lens. It plays a crucial role in accurately diagnosing and managing visual impairments, ultimately helping individuals attain optimal visual acuity.
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1. Diopter. 2. Refractive.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
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Assisting the sight in the view of distant objects; pert. to the science of refracted light.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Common Misspellings for DIOPTRIC
- sioptric
- xioptric
- cioptric
- fioptric
- rioptric
- eioptric
- duoptric
- djoptric
- dkoptric
- dooptric
- d9optric
- d8optric
- diiptric
- dikptric
- dilptric
- dipptric
- di0ptric
- di9ptric
- diootric
- dipotric
Etymology of DIOPTRIC
The word "dioptric" has its etymology derived from the Greek word "dioptrikos". The Greek term "dioptron" refers to a "instrument used for seeing through", which is a combination of "dia" meaning "through" and "optikos" meaning "pertaining to sight" or "seeing". This combination of words gives "dioptrikos", which eventually evolved into "dioptric" in English.
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