scle·ra

(sklîr′ə)

The tough white fibrous outer envelope of tissue covering all of the eyeball except the cornea. Also called sclerotic, sclerotic coat.

[New Latin, from Greek, feminine of sklēros, hard.]

scle′ral adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sclera

(ˈsklɪərə)

(Anatomy) the firm white fibrous membrane that forms the outer covering of the eyeball. Also called: sclerotic

[C19: from New Latin, from Greek sklēros hard]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

scle•ra

(ˈsklɪər ə)

n., pl. -ras.

a dense, white, fibrous membrane that, with the cornea, forms the external covering of the eyeball.

[1885–90; < New Latin < Greek sklērá (feminine) hard]

scle′ral, adj.

scle·ra

(sklîr′ə)

The tough, white, fibrous tissue that covers all of the eyeball except the cornea.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

sclera

The white outer coat of the eyeball.

ThesaurusAntonymsRelated WordsSynonymsLegend:

Noun

sclera - the whitish fibrous membrane (albuginea) that with the cornea forms the outer covering and protection of the eyeball

sclerotic coat

eye, oculus, optic - the organ of sight

albuginea - whitish tunic

Translations

склера

scle·ra

n. esclerótica, parte blanca del ojo compuesta de tejido fibroso.

English-Spanish Medical Dictionary © Farlex 2012

sclera

n (pl -rae) esclerótica

Mentioned in

References in periodicals archive

Which part of the human body has a protective layer called the sclera? 10.

Time out EXTRA

Which four-letter word, beginning with "U", is the pigmented layer of the eye, lying beneath the sclera and cornea, and comprising the iris, choroid and ciliary body?

quick

Ophthalmic neuroimaging findings in IIH reflect the mechanical deformations of the optic nerve sheath, lamina cribrosa, and posterior sclera due to increased CSF pressure transferred through the intraorbital optic nerve, and these findings are generally reported based on subjective radiologic interpretations in studies (18,22,23).

The Contribution of Neuroimaging to Diagnosis in Idiopathic Intracranial Hypertension/Idiyopatik Intrakraniyal Hipertansiyonda Noro-Goruntulemenin Taniya Katkisi

Scleral lenses fit underneath the top and bottom lid and the lens rests on the tough, white part of the eye, the sclera, rather than on the cornea.

Fact from fiction: Tackling common assumptions about contact lens wear

The higher its concentration, the darker the blue staining [12,13]; therefore, the use of GNP is limited to the white sclera [14].

Comparison of the biomechanics and fixation index of crosslinking between lysyl oxidase and genipin on guinea pig sclera, an animal model of defocus-induced high myopia

The patients showed the signs of ocular lesions associated with plaque formation on the cornea and sclera and papilloma formation on the lateral limbus of eye.

Short Communication - Bovine's Ocular Squamous Cell Carcinoma: Clinico-pathological Report of Twenty Five Cases

These stem cells come from a bank in the limbus - the border of the cornea and the white part of the eye, which is known as the sclera.

Transplanting stem cells from donors 'eyes could cure blindness' -study

But in the case of Vin, 'he has blue sclera or what they call as congenital albinism," Martinez added.

SPMC conducts first rare hearing operation

Images in the sagittal plane were considered ideal and were included in the study when the B-mode image showed the lens maximal diameter and all the ocular surfaces aligned symmetrically along the central optical axis and when vector A-mode peaks for both lens capsules and the posterior sclera were maximal (Fig 2).

Ocular Ultrasonography and Biometry in the Cinereous Vulture (Aegypius monachus)

The injuries were sustained during the administration of peribulbar blocks, a technique whereby anesthesia is applied by needle injection around the sclera of the eye.

Partial blindness of patients linked to anesthesiologist

While the authors found that female patients with RA had a thinner sclera compared to healthy subjects, there was no difference for corneal, choroidal and foveal thickness.

Corneal, Scleral, Choroidal, and Foveal Thickness in Patients with Rheumatoid Arthritis