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Astigmatism

nounid 13197·updated May 18, 2026
verified

(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point

polysemous

Classifications

Entity Type

Unknownauthoritativeglossary_import_default_pending_classifier

Sensitivity

unclassified

Information Class

unclassified

Variants

synonym
astigmia
plural
Astigmatisms
possessive
Astigmatism's
pluralpossessive
Astigmatisms'

Framework definitions

Wordset Dictionary2 sensesview framework →
§1
(optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point
§2
(ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea

Outgoing relationships

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This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.