Astigmatic
Definition
Relating to astigmatism, exhibiting this refractive error, or designed for its correction; an adjective used to describe an eye whose cornea has an irregular curvature, a light beam that cannot focus on a single point, or a lens (toric or cylindrical) specifically designed to remedy this geometric aberration; as a noun, it denotes an astigmatic person.
Bilingual Equivalents
- Astigmatic
- Toric
Grammatical & Source Details
| Inflection Type | Variable adjective or masculine noun, transforming regularly from singular to structural plural forms. |
| Formation | Medical neologism modeled after French 'astigmatique', built on the Greek markers combining privative 'a-' with 'stigma' (point). |
| Spelling / Pronunciation | [as.tiɡ.ˈma.tik] |
| Source | Glossary of Visual Sciences, Geometric Optics and Clinical Ophthalmology |
Contextual Usage Examples
RO: Fasciculul astigmatic generat de oglinda deformată nu a putut fi focalizat corect pe senzorul digital al telescopului.
EN: The astigmatic beam generated by the deformed mirror could not be correctly focused on the telescope's digital sensor.
RO: Medicul a prescris un tip de ochelari cu profil astigmatic pentru a-i reda pacientului claritatea detaliilor la citit.
EN: The doctor prescribed a type of glasses with an astigmatic profile to restore the patient's clarity of detail when reading.
RO: În urma testelor, s-a demonstrat că viciul de refracție astigmatic era stabil și nu necesita o intervenție chirurgicală cu laser.
EN: Following the tests, it was demonstrated that the astigmatic refractive error was stable and did not require laser surgery.
Idioms & Phrases
Fascicul astigmatic / Astigmatic beam
RO: Rază de lumină ale cărei unde nu converg într-un punct focal unic, ci creează două linii focale perpendiculare despărțite printr-un interval.
EN: A light beam whose waves do not converge at a single focal point, but create two perpendicular focal lines separated by an interval.
Viciu de refracție astigmatic / Astigmatic refractive error
RO: Defect geometric nativ sau dobândit al dioptrului ocular care decontează claritatea imaginilor pe retină.
EN: A native or acquired geometric defect of the ocular diopter that discounts the clarity of images on the retina.
Ochelari pentru astigmatici / Astigmatic eyeglasses
RO: Dispozitiv optic dotat cu lentile cilindrice sau torice menit să compenseze asimetria de curbură a corneei.
EN: An optical device equipped with cylindrical or toric lenses aimed at compensating for the asymmetry of the corneal curvature.
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