Nearby words
open verdict, open with, open wound, open-air, open-and-shut, open-angle glaucoma, open-carry, open-cast, open-concept, open-cut, open-cut mining
Definition for open-angle glaucoma (2 of 2)
glaucoma
[ glaw-koh-muh, glou- ]
/ glɔˈkoʊ mə, glaʊ- /
noun
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
Related formsglau·co·ma·tous [glaw-koh-muh-tuh s, -kom-uh-, glou-] /glɔˈkoʊ mə təs, -ˈkɒm ə-, glaʊ-/, adjective
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for open-angle glaucoma
glaucoma
/ (ɡlɔːˈkəʊmə) /
noun
a disease of the eye in which pressure within the eyeball damages the optic disc, impairing vision, sometimes progressing to blindness
Derived Formsglaucomatous, adjective
Word Origin for glaucoma
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
Word Origin and History for open-angle glaucoma
glaucoma
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
Medicine definitions for open-angle glaucoma (1 of 2)
open-angle glaucoma
[ ō′pən-ăng′gəl ]
n.
Primary glaucoma in which the aqueous humor has free access to the trabecular reticulum.simple glaucoma
Medicine definitions for open-angle glaucoma (2 of 2)
glaucoma
[ 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.
Related formsglau•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.
Science definitions for open-angle glaucoma
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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for open-angle glaucoma
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 Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.