degeneration of the central portion of the retina, resulting in a loss of sharp vision.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use macular degeneration in a sentence
Such diseases potentially include macular degeneration, which affects millions of people worldwide.A gene-based therapy partially restored a blind man’s vision | Tina Hesman Saey | May 24, 2021 | Science News
And in her final years, when she was blinded by macular degeneration and suffocating with emphysema, vanity left her isolated.Understanding Diana Vreeland, ‘Empress of Fashion’ | Robin Givhan | November 28, 2012 | THE DAILY BEAST
When RPE cells die, as they do in macular degeneration, the photoreceptors begin to die, too, and the patient goes blind.
British Dictionary definitions for macular degeneration
pathological changes in the macula lutea, resulting in loss of central vision: a common cause of blindness in the elderly
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
Scientific definitions for macular degeneration
A progressive condition, usually seen in the elderly, characterized by a gradual loss of vision in the central area of the visual field and eventual blindness.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.