CRYSTALLINE LENS

Pronunciation (US):

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 Dictionary entry overview: What does crystalline lens mean? 

• CRYSTALLINE LENS (noun)
  The noun CRYSTALLINE LENS has 1 sense:

1. biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina

  Familiarity information: CRYSTALLINE LENS used as a noun is very rare.

 Dictionary entry details 

• CRYSTALLINE LENS (noun)

Sense 1

Meaning:

Biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina

Classified under:

Nouns denoting body parts

Synonyms:

crystalline lens; lens; lens of the eye

Hypernyms ("crystalline lens" is a kind of...):

organ (a fully differentiated structural and functional unit in an animal that is specialized for some particular function)

Meronyms (parts of "crystalline lens"):

cortex; lens cortex (the tissue that surrounds the lens nucleus)

lens capsule (a tenuous mesoblastic membrane surrounding the lens of the eye)

Holonyms ("crystalline lens" is a part of...):

eye; oculus; optic (the organ of sight)

 Context examples 

The back surface, which is in contact with the vitreous humor, of the crystalline lens in the eye.

(Facies Posterior Lentis, NCI Thesaurus)

It has a refractive index lower than the crystalline lens, which it surrounds, and is involved in the metabolism of the cornea and the crystalline lens.

(Aqueous Humor, NLM, Medical Subject Headings)

Absence of crystalline lens totally or partially from field of vision, from any cause except after cataract extraction.

(Aphakia, NLM, Medical Subject Headings)

The transparent, elongated cells extending from the posterior to anterior pole of the eye forming the concentric layers of the crystalline lens.

(Lens Fiber, NCI Thesaurus)

Its functions include the production of aqueous humor and changing the shape of the crystalline lens.

(Ciliary body, NCI Thesaurus)

Partial or complete opacity of the crystalline lens of one or both eyes that decreases visual acuity and eventually results in blindness.

(Cataract, NCI Thesaurus)

A disorder characterized by partial or complete opacity of the crystalline lens of one or both eyes.

(Cataract, NCI Thesaurus/CTCAE)

Partial or complete opacity of the crystalline lens of both eyes that decreases visual acuity and eventually results in blindness.

(Bilateral Cataracts, NCI Thesaurus)

The space in the eye, filled with aqueous humor, bounded anteriorly by the cornea and a small portion of the sclera and posteriorly by a small portion of the ciliary body, the iris, and that part of the crystalline lens which presents through the pupil.

(Anterior Chamber of the Eye, NCI Thesaurus)