astigmatism

Fetched 2026-10-26 (cache).

Synonyms: stigmatism, astygmatism, stigmatise, sigmatism, astigmatic, stigmatist, astigmatics, astigmatisms

Antonyms: stigmatism, astygmatism, stigmatise, sigmatism, astigmatic, stigmatist, astigmatics, astigmatisms

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|optics}} A defect of a [[lens]] such that light rays coming from a point do not meet at a [[focal point]] so that the image is blurred.
2. {{lb|en|pathology}} A disorder of the vision, usually due to a misshapen [[cornea]], such that light does not focus correctly on the [[retina]] causing a blurred image.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.