Cornea
Cornea noun - The transparent dome-shaped anterior portion of the outer covering of the eye; it covers the iris and pupil and is continuous with the sclera.
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Synonyms for Cornea
Lens
Lens noun - A transparent optical device used to converge or diverge transmitted light and to form images.
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Synonyms for Lens
Mutual synonyms
Both words in one sentence
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Astigmatism is a defect in the shape of the lens or cornea that prevents a sharp image from being projected on the retina, making vision blurry regardless of distance - although they may also have a 'sweet spot' where everything is clear.
Source: Blind Without 'Em -
It's useless for sight but it has its own lens, cornea, and retina, which suggests that it evolved from a real eye.
Source: Third Eye
Cite this Source
Lens and Cornea. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/cornea/lens
Cornea & Lens. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/cornea/lens>.
Lens or Cornea. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/cornea/lens.
Google Ngram Viewer shows how "cornea" and "lens" have occurred on timeline