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glaucoma

[glaw-koh-muh, glou-] /glɔˈkoʊ mə, glaʊ-/
noun
1.
Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
Origin of glaucoma
1635-1645
First recorded in 1635-45, glaucoma is from the Greek word glaúkōma opacity of the eye lens. See glauco-, -oma
Related forms
glaucomatous
[glaw-koh-muh-tuh s, -kom-uh-, glou-] /glɔˈkoʊ mə təs, -ˈkɒm ə-, glaʊ-/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for glaucoma
Contemporary Examples
Historical Examples
  • The third group are cases associated with glaucoma only as causes.

    Glaucoma Various
  • Schnabel considered all glaucoma cups to be formed in this way, independent of tension.

    Glaucoma Various
  • Axenfeld cites the fact that the glaucoma cup may disappear after operation.

    Glaucoma Various
  • An iridectomy is usually performed as for glaucoma; this may be omitted.

  • These symptoms have been pronounced to resemble those of glaucoma.

    Life of John Milton Richard Garnett
  • Each looked grave, and all diagnosed his trouble as glaucoma.

    Somewhere in France Richard Harding Davis
  • glaucoma--a hardening, an enlarging of the pupil, a change in the shape and consistency of the iris--yes, he had it fairly well.

    The Leopard Woman Stewart Edward White
  • glaucoma it may be to the physicians; but Glaucus it is in the scheme of Maya, who has never left land or sea without her witness.

    Demonology and Devil-lore Moncure Daniel Conway
  • For, so Jimmie discovered, in a case of glaucoma the oculist was completely at the mercy of the patient.

    Somewhere in France Richard Harding Davis
British Dictionary definitions for glaucoma

glaucoma

/ɡlɔːˈkəʊmə/
noun
1.
a disease of the eye in which pressure within the eyeball damages the optic disc, impairing vision, sometimes progressing to blindness
Derived Forms
glaucomatous, adjective
Word Origin
C17: from Latin, from Greek glaukōma, from glaukos; see glaucous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for glaucoma
n.

1640s, from Greek glaukoma "cataract, opacity of the lens" (cataracts and glaucoma not distinguished until c.1705), from -oma + glaukos, an adjective of uncertain origin (see glaucous).

Online Etymology Dictionary, © 2010 Douglas Harper
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glaucoma in Medicine

glaucoma glau·co·ma (glou-kō'mə, glô-)
n.
Any of a group of eye diseases characterized by abnormally high intraocular fluid pressure, damaged optic disk, hardening of the eyeball, and partial to complete loss of vision.


glau·co'ma·tous (-kō'mə-təs) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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glaucoma in Science
glaucoma
  (glou-kō'mə, glô-)   
A disease of the eye in which the pressure of fluid inside the eyeball is abnormally high, caused by obstructed outflow of the fluid. The increased pressure can damage the optic nerve and lead to partial or complete loss of vision.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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glaucoma in Culture
glaucoma [(glow-koh-muh, glaw-koh-muh)]

A disease of the eye marked by increased fluid pressure in the eyeball. Glaucoma can damage the optic nerve and may result in blindness if not treated. Surgery may be required for severe cases.

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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